Elegoo Inc. is a professional manufacturer and exporter that is concerned with the design, development production and marketing of arduino, 3d printers, raspberry pi and STM32. Our Dream is to make the best price and best quality produce for customers. So we would like to receive your valuable suggestions for our products and we can improve them for you. Warning Tip: The input voltage of Elegoo Power Supply Module is 6.5v - 9v (DC) via 5.5mm x 2.1mm plug . Please DO NOT over charge it otherwise it will burn your board and chips. Applicable Age : 12+ Note：To use Elegoo starter kits requires basic electronic knowledge. If the user has no experience, it would be better to have someone lead and teach them while studying. Component listing: 1pcs UNO R3 Controller Board 1pcs LCD1602 Module ( with pin header) 1pcs Breadboard Expansion Board 1pcs Power Supply Module 1pcs Joystick Module 1pcs IR Receiver 1pcs Servo Motor (SG90) 1pcs Stepper Motor 1pcs ULN2003 Stepper Motor Driver Board 1pcs Ultrasonic Sensor 1pcs DHT11 Temperature and Humidity Module 1pcs 9V Battery with DC 1pcs 65 Jumper Wire 1pcs USB Cable 1pcs Active Buzzer 1pcs Passive Buzzer 1pcs Potentiometer 1pcs 5V Relay 1pcs Breadboard 1pcs Remote 1pcs Tilt Switch 5pcs Button (small) 1pcs 1 digit 7-segment Display 1pcs 4 digit 7-segment Display 5pcs Yellow LED 5pcs Blue LED 5pcs Green LED 5pcs Red LED 1pcs RGB LED 2pcs Photoresistor 1pcs Thermistor 2pcs Diode Rectifier (1N4007) 2pcs NPN Transistor (PN2222) 1pcs IC 74HC595 30pcs Resistor 10pcs Female-to-male Dupont Wire
Elegoo UNO R3 The Most Complete Starter Kit provides an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. It contains all of the essential components required to start programming with the Elegoo Uno R3 board, and a free pdf tutorial featuring 33 different lessons for beginner and professional users.Component listing5x White LED5x Yellow LED5x Blue LED5x Green LED5x Red LED1x RGB LED5x 22pf Ceramic Capacitor5x 104 Ceramic Capacitor2x Photoresistor1x Thermistor5x Diode Rectifier (1N4007)2x Electrolytic Capacitor(10UF 50V)2x Electrolytic Capacitor (100UF 50V)5x NPN Transistor (PN2222)5x NPN Transistor (S8050)1x Tilt Switch5x Button (small)1x 1 digit 7-segment Display1x 4 digit 7-segment Display1x Sound Sensor Module1x LCD1602 Module (with pin header)1x IC L293D1x IC 74HC5951x Active Buzzer1x Passive Buzzer1x RTC Module1x DHT11 Temperature and Humidity Module2x Potentiometer1x Rotary Encoder Module1x Joystick Module1x Keypad Module1x 5V Relay1x IR Receiver Module1x UNO R3 Controller Board1x Breadboard1x Servo Motor (SG90)1x Stepper Motor1x ULN2003 Stepper Motor Driver Board1x Prototype Expansion1x Power Supply Module1x HC-SR501 PIR Motion Sensor1x Ultrasonic Sensor1x GY521 Module1x 3V Motor1x MAX7219 Module1x Remote1x 9V 1A Power Supply1x 65 Jumper Wire1x Water Lever Sensor1x USB Cable1x 9V Battery with DC1x RC522 RFID Module10x Resistor (10R10x Resistor (100R)10x Resistor (220R)10x Resistor (330R10x Resistor (1K)10x Resistor (2K)10x Resistor (5K1)10x Resistor (10K)10x Resistor (100K)10x Resistor (1M)20x Female-to-male Dupont Wire
Elegoo Mega 2560 The Most Complete Starter Kit provides an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. It contains all of the essential components required to start programming with the Elegoo Uno R3 board, and a free pdf tutorial featuring 33 different lessons for beginner and professional users.Warning Tip: The input voltage of Elegoo Power Supply Module is 6.5v - 9v (DC) via 5.5mm x 2.1mm plug . Please DO NOT over charge it otherwise it will burn your board and chips. Component listing: 25pcs LED ( white,yellow,blue,red,green) 1pcs RGB LED 10pcs Ceramic Capacitor(22pf & 104pf) 2pcs Photoresistor 1pcs Thermistor 5pcs Diode Rectifier (1N4007) 4pcs Electrolytic Capacitor (10UF 50V & 100UF 50V) 10pcs NPN Transistor (PN2222 & S8050 ) 1pcs Tilt Switch 5pcs Button (small) 1pcs 1 digit 7-segment Display 1pcs 4 digit 7-segment Display 1pcs Sound Sensor Module 1pcs LCD1602 Module ( with pin header) 1pcs IC L293D 1pcs IC 74HC595 1pcs Active Buzzer 1pcs Passive Buzzer 1pcs RTC Module 1pcs DHT11 Temperature and Humidity Module 2pcs Potentiometer 1pcs Rotary Encoder Module 1pcs Joystick Module 1pcs Keypad Module 1pcs 5V Relay 1pcs IR Receiver Module 1pcs MEGA2560 Controller Board 1pcs Breadboard 1pcs Servo Motor (SG90) 1pcs Stepper Motor 1pcs ULN2003 Stepper Motor Driver Board 1pcs Prototype Expansion 1pcs Power Supply Module 1pcs HC-SR501 PIR Motion Sensor 1pcs Ultrasonic Sensor 1pcs GY-521 Module ( with pin header) 1pcs 3V Servo Motor 1pcs MAX7219 Module 1pcs Remote 1pcs 9V 1A Power Supply 1pcs 65 Jumper Wire 1pcs Water Lever Sensor 1pcs USB Cable 1pcs 9V Battery with DC 1pcs RC522 RFID Module 100pcs Resistor (10R/100R/220R/330R/1K/2K/5K1/10K/100K/1M) 20pcs Female-to-male Dupont Wire
This kit walks you through the basics of Arduino and electronics in a hands-on way. You will be able to build 15 projects using components that let you control the physical world through different kinds of sensors and actuators. Once you have mastered this knowledge, you will have a palette of code and circuits to create something beautiful, and make someone smile with what you invent. So build, hack and share! Find here more informations about the Arduino Starter Kit.Projects you can make:Get To Know Your Tools - an introduction to the concepts you'll need to use this kitSpaceship Interface - design the control panel for your starshipLove-O-Meter measure how hot-blooded you areColour Mixing Lamp - produce any colour with a lamp that uses light as an inputMood Cue - clue people in to how you're doingLight Theremin - create a musical instrument you play by waving your handsKeyboard Instrument - play music and make some noise with this keyboardDigital Hourglass - a light-up hourglass that can stop you from working too muchMotorized Pinwheel - a coloured wheel that will make your head spinZoetrope create a mechanical animation you can play forward or reverseCrystal Ball - a mystical tour to answer all your tough questionsKnock Lock tap out the secret code to open the doorTouchy-feel Lamp - a lamp that responds to your touchTweak The Arduino Logo - control your personal computer from your ArduinoHacking Buttons - create a master control for all your devices!
----The RX and TX LEDs on the board will flash when data is being transmitted via the USB-to-serial chip and USB connection to the computer. ----The UNO R3 puts SDA and SCL pins beside the AREF. Besides, there are two new pins placed near the RESET pin. One is the IOREF that allows the shields to adapt to the voltage provided from the board and the other one is reserved for future purposes.The UNO R3 works with all existing shields and can adapt to new shields which use these additional pins. Features * ATmega328P microcontroller * Input voltage - 7-12V * 5V Electric current: 500MA * 3.3V Electric current: 50MA * 14 Digital I/O Pins (6 PWM outputs) * 8 Analog Inputs * 32k Flash Memory * 16Mhz Clock Speed Component listing: 1pcs UNO R3 Development Board 1 pcs USB cable We have the manufacture factory, making productions and selling by ourselves. So we can control the quality of our productions by ourselves for you. We'd like to receive your valuable suggestions for our products and make your idea come true.
Elego Inc. is a professional manufacturer and exporter that is concerned with the design, development production and marketing of arduino, 3d printers, raspberry pi and STM32. Our Dream is to make the best price and best quality produce for customers. So we would like to receive your valuable suggestions for our products and we can improve them for you. The cheapest and most basic Arduino kit for the beginner.Applicable Age : 12+ Note：To use Elegoo starter kits requires basic electronic knowledge. If the user has no experience, it would be better to have someone lead and teach them while studying. Component listing: 1pcs UNO R3 Controller Board 1pcs USB Cable 1pcs Breadboard 1pcs 65 Jumper Wire 1pcs IC 74HC595 1pcs Active Buzzer 1pcs Tilt Switch 2pcs Photoresistor 5pcs Yellow LED 5pcs Blue LED 5pcs Green LED 5pcs Red LED 1pcs RGB LED 5pcs Button (small) 10pcs Resistor (10R) 10pcs Resistor (100R) 30pcs Resistor (220R) 10pcs Resistor (330R) 10pcs Resistor (1K) 10pcs Resistor (2K) 10pcs Resistor (5K1) 10pcs Resistor (10K) 10pcs Resistor (100K) 10pcs Resistor (1M) 5pcs Female-to-male Dupont Wire
The Nano is a small, complete, and breadboard-friendly board based on the ATmega328 (Arduino Nano 3.x). It has more or less the same functionality of the Arduino/Genuino UNO, but in a different package. It lacks only a DC power jack, and works with a Mini-B USB cable instead of a standard one. Technical specs Microcontroller: ATmega328 Architecture: AVR Operating Voltage: 5 V\ Flash Memory: 32 KB of which 2 KB used by bootloader SRAM: 2 KB Clock Speed: 16 MHz Analog I/O Pins: 8 EEPROM: 1 KB DC Current per I/O Pins: 40 mA (I/O Pins) Input Voltage: 7-12 V Digital I/O Pins: 22 PWM Output: 6 Power Consumption: 19 mA PCB Size: 18 x 45 mm Weight: 7 g Package Include : 3 X Nano Board
Elegoo 37-in-1 sensor modules kit is the most complete sensor module kit for Arduino beginner. It is easy to use and a lot fun to get into Arduino World. The kit contains 37 sensor modules, 1 CD with free pdf tutorial and 100 pieces resistors in a plastic bag as a free gift for you :) Component listing: 1 x Joystick Module 1 x Relay Module 1 x Big sound Module 1 x Small sound Module 1 x Line Tracking Module 1 x Obstacle Avoidance Module 1 x Flame Module 1 x Linear hall Module 1 x Metal touch Module 1 x Digital Temperature Module 1 x Active buzzer Module 1 x Passive buzzer Module 1 x RGB LED Module 1 x SMD RGB Module 1 x Two-color LED Module 1 x Mini two-color Module 1 x Magnetic Spring Module 1 x Mini Reed Switch Module 1 x Heartbeat Module 1 x 7 Color Flash Module 1 x Laser EMIT Module 1 x Button Module 1 x Shake Module 1 x Rotary Encoders Module 2 x Light Cup Module 1 x Hydrargyrum-Switch Module 1 x Tilt-Switch Module 1 x Photo-Resistor Module 1 x Temp and Humidity Module 1 x Analog Hall Module 1 x Hall Magnetic Module 1x 18B20 Temp Module 1 x Analog Temp Module 1 x IR Emission Module 1 x IR Receiver Module 1 x Tap Module 1 x Light Blocking Module
The quick, easy way to leap into the fascinating world of physical computing This is no ordinary circuit board. Arduino allows anyone, whether you're an artist, designer, programmer or hobbyist, to learn about and play with electronics. Through this book you learn how to build a variety of circuits that can sense or control things in the real world., Maybe you'll prototype your own product or create a piece of interactive artwork? This book equips you with everything you'll need to build your own Arduino project, but what you make is up to you! If you're ready to bring your ideas into the real world or are curious about the possibilities, this book is for you. ? Learn by doing ? start building circuits and programming your Arduino with a few easy to follow examples - right away! ? Easy does it ? work through Arduino sketches line by line in plain English, to learn of how a they work and how to write your own ? Solder on! ? Only ever used a breadboard in the kitchen? Don't know your soldering iron from a curling iron? No problem, you'll be prototyping in no time ? Kitted out ? discover new and interesting hardware to make your Arduino into anything from a mobile phone to a geiger counter!? Become an Arduino savant ? learn all about functions, arrays, libraries, shields and other tools of the trade to take your Arduino project to the next level. ? Get social ? teach your Arduino to communicate with software running on a computer to link the physical world with the virtual world It's hardware, it's software, it's fun! Start building the next cool gizmo with Arduino and Arduino For Dummies.
Tutorials and codes: This kit contains 2 detailed tutorials(PDF), one(Tutorial.pdf) for learning Arduino, another(Processing.pdf) for Interacting with Processing. You can view or download the tutorials and codes before purchasing: View online: https://github.com/Freenove/Freenove_RFID_Starter_Kit_V2.0_for_Arduino Download: https://github.com/Freenove/Freenove_RFID_Starter_Kit_V2.0_for_Arduino/archive/master.zip Contents of Tutorial.pdf: Preface Arduino Board Arduino Software First Use Chapter 1 LED Blink Project 1.1 Control LED by Manual Button Project 1.2 Control LED by Arduino Chapter 2 Two LEDs Blink Project 2.1 Two LEDs Blink ... (Download tutorial for details) ... Chapter 22 Temperature & Humidity Sensor Project 22.1 Temperature & Humidity Sensor Chapter 23 RFID Project 23.1 Read UID Project 23.2 Read and Write Other Components What's next? Appendix ASCII table Resistor color code Contents of Processing.pdf: Preface Processing Software First Use Chapter 1 Voltmeter Project 1.1 Voltmeter Project 1.2 Voltmeter Dual Channel Chapter 2 Oscilloscope Project 2.1 Oscilloscope Chapter 3 Control 2D and 3D Figures Project 3.1 Ellipse Project 3.2 Box 3D Chapter 4 Snake Game Project 4.1 Snake Game Project 4.2 Snake Game 3D Chapter 5 Pong Game Project 5.1 Pong Game Project 5.2 Pong Game 3D What's next?
We have the manufacture factory, making productions and selling by ourselves. So we can control the quality of our productions by ourselves for you. We'd like to receive your valuable suggestions for our products and make your idea come true. This version is optimized in the original version , mainly for customers under the functional requirements for product quality and high case designed both to ensure consistent and compatible with the original, but also easy to use. Microcontroller: ATmega2560 Operating Voltage: 5V Input:Voltage(recommended) :7-12V Input Voltage (limits) : 6-20V Digital I/O Pins: 54 (of which 15 provide PWM output) Analog Input Pins: 16 DC Current per I/O Pin: 40 mA DC Current for 3.3V Pin: 50 mA Flash Memory: 256 KB of which 8 KB used by bootloader SRAM: 8 KB EEPROM: 4 KB Clock Speed: 16 MHz Use 5.5 * 2.1mm DC barrel jack (compatible with 5.5 * 2.5mm DC barrel jack) Package includes: 1 x Mega 2560 ATmega2560-16AU Board (Arduino-compatible) 1 x USB cable
UNIROI Upgraded Starter Kit for Arduino with RAB Holder make it easier to move the finished project. Detailed tutorials are supplied, includes more than 20 lessons, detailed source code and wiring diagram. Package list: 1)1 x UNO R3 Development Board 2)1 x RAB Holder 3)1 x 3.5V/5V Breadboard module 4)1 x Prototype Extension Board 5)1 x Mini Breadboard 6)1 x 5V Stepper motor 7)1 x 2003 Stepper motor driver board 8)1 x IC 74HC595 9)2 x Vibration Sensor 10)1 x Flame Sensor 11)1 x DTH11 12)1 x Infrared receiver 13)3 x Photoresistor 14)10 x Red LED 15)10 x Green LED 16)10 x Blue LED 17)2 x Yellow Key Switch 18)2 x Red Key Switch 19)1 x Active buzzer tone generator 20)1 x Passive buzzer piezo buzzer 21)4 x Key Cap 22)1 x Adjustable potentiometer 23)1 x HC-SR04 module 24)1 x 1602 display 25)1 x Remote Control 26)1 x One digit eight segment tube 27)1 x Four digit eight segment tube 28)1 x 8x8 dot matrix 29)30 x Breadboard Jumper Wire 30)1 x 10pin DuPont line 31)1 x Thermistor module 32)1 x 2.54mm pin header (40pin) 33)1 x Large breadboard 34)1 x 9V Battery 35)1 x Battery Holder 36)1 x Touch sensor 37)1 x RGB LED module 38)1 x USB cable 39)10 x 220 ohm Resistance 40)10 x 330 ohm Resistance 41)10 x 1K ohm Resistance 42)10 x 10K ohm Resistance 43)1 x Resistance card 44)1 x Raspberry Pi GPIO Reference Card 45)1 x Cross Screwdriver 46)4 x M3*6+5 Screws 47)4 x PWM2*6+5 Screws 48)4 x PWM2*4+5 Screws 49)3 x M2*4+3 Screws 50)1 x CD with tutorial 51)1 x Component box 52)1 x plastic box
Elegoo Upgraded 37 sensor modules kit is the most useful and highest cost performance sensor kit in Amazon market. It is 100% suitable for Arduino beginners. And it is also 100% compatible with Raspberry PI and STM32. But if you want to use it with Raspberry PI and STM32, you may find the tutorial by yourself. We only offer the tutorial for Arduino in our CD. The kit has only sensor modules, if you want to use it, you will need the wires and controller boards. Warning Tip: The input voltage of Elegoo Power Supply Module is 6.5v - 9v (DC) via 5.5mm x 2.1mm plug . Please DO NOT over charge it otherwise it will burn your board and chips. Component listing: 1 x Joystick Module 1 x Relay Module 1 x Rotary Encoder Module 1 x DS-3231 RTC Module 1 x Ultrasonic Sensor Module 1 x HC-SR501 PIR sensor Module 1 x Flame Sensor Module 1 x Linear Hall Module 1 x Metal Touch Module 1 x Digital Temperature Module 1 x Big Sound Module 1 x Small Sound Module 1 x RGB LED Module 1 x SMD RGB Module 1 x Two-tone Color Module 1 x 7 Color Flash Module 1 x Laser Emit Module 1 x Shake Module 1 x IR Receiver Module 1 x IR Emission Module 1 x Tilt Switch Module 1 x Button Module 1 x Active Buzzer Module 1 x Passive Buzzer Module 1 x 18B20 temp Module 1 x Photo-resistor Module 1 x Temperature and Humidity Module 1 x GY-521 Module 1 x Photo-interrupter Module 1 x Tap Module 1 x Membrane Switch Module 1 x Avoidance Module 1 x Tracking Module 1 x Magnetic Spring Module 1 x Water Lever Sensor 1 x Power Supply Module 1 x LCD1602 Module (with pin header)
he upgraded completely starter kit is designed for beginners to learn basic knowledge about Arduino by hands-on way. You will learn through building 26 creative projects. Starting from the basics of LED control(5 projects). Sensor control (7 projects), Display control (5 projects), UNO 3 board, Servo control and others modules control etc.Package Included: 1) UNO R3 Controller Board x1 2) LCD1602 Module ( with pin header) x1 3) Breadboard Expansion Board x1 4) Servo Motor x1 5) Stepper Motor x1 6) 830 tie-points Breadboard x1 7) Ultrasonic distance sensor x1 8) ULN2003 Stepper Motor Driver Board x1 9) Potentiometer x2 10) Photoresistor x2 11) Thermistor x1 12) Active Buzzer x1 13) Passive Buzzer x1 14) Diode Rectifier (1N4007) x2 15) 2N2222 Transistors x2 16) Yellow LED x5 17) Blue LED x5 18) Green LED x5 19) Red LED x5 20) RGB LED x1 21) Tilt Switch x1 22) Button (small) x5 23) 7-Segment Display x1 24) 4 digit 7-segment Display x1 25) IC 74HC595 x1 26) Power Supply Module x1 27) Joystick Module x1 28) DHT-11(Temperature and Humidity Sensor) x1 29) 9V Battery Holder x1 30) IR Receiver Module x1 31) Resistor (220R) x10 32) Resistor (1M) x10 33) Resistor (100R) x10 34) Resistor (100K) x10 35) Resistor (1K) x10 36) Resistor (2K) x10 37) Resistor (5.1K) x10 38) Resistor (10K) x10 39) Resistor (10R) x10 40) Resistor (330R) x10 41) Header (40pin) x1 42) L Shape Header (40pin) x1 43) Water Lever Sensor x1 44) USB Cable x1 45) 65*Jumper Wire x1 46) 10pin Male to Female Jumper Wires x1 47) IR remote control x1 48) Band Resistor Card x1 49) CD x1 Smraza is a professional manufacturer on making all electronics components based on Arduino and Raspberry Pi.If you have any technical questions, freely contact us to get support by email.
We have the manufacture factory, making productions and selling by ourselves. So we can control the quality of our productions by ourselves for you. We'd like to receive your valuable suggestions for our products and make your idea come true. This version is optimized in the original version , mainly for customers under the functional requirements for product quality and high case designed both to ensure consistent and compatible with the original, but also easy to use. Microcontroller: ATmega2560 Operating Voltage: 5V Input:Voltage(recommended) :7-12V Input Voltage (limits) : 6-20V Digital I/O Pins: 54 (of which 15 provide PWM output) Analog Input Pins: 16 DC Current per I/O Pin: 40 mA DC Current for 3.3V Pin: 50 mA Flash Memory: 256 KB of which 8 KB used by bootloader SRAM: 8 KB EEPROM: 4 KB Clock Speed: 16 MHzUse 5.5 * 2.1mm DC barrel jack (compatible with 5.5 * 2.5mm DC barrel jack) Package includes: 1 x Mega 2560 ATmega2560-16AU Board (Arduino-compatible) 1 x USB cable
We have the manufacture factory, making productions and selling by ourselves. So we can control the quality of our productions by ourselves for you. We'd like to receive your valuable suggestions for our products and make your idea come true. Attention : The SD card function is unavailable when the screen is plugged into Mega 2560 Board Features : - Color: as shown in the pictures. - Material: durable hard PCB board and metal. - 100% brand new and high quality UNO R3 2.8 quot; TFT Touch Screen with SD Card Socket. - 2.8 inch TFT LCD shield touch screen, with SD card socket. - Ideal for Arduino Board Module. Component listing: 1pcs 2.8 Inches TFT LCD Touch Screen 1pcs touch pen 1pcs CD with tutorial
-Modified wiring and module interface making it more intuitive to assembly the car. Simply connect the modules together and the robot car can be built in a really quick way giving you a great sense of achievement to build up your own robot project. -Updated tutorial with more detailed instructions make it more straightforward than ever to realize the different function of the robot car. -Improved remote control experience make it more fun and interesting to play with your kids Component listing: 1pcs UNO R3 1pcs USB cable 1pcs V5.0 extension board V2.0 1pcs L298N motor driver board V2.0 1pcs ultrasonic Sensor 1pcs ultrasonic holder 1pcs servo motor 1pcs IR receiver 3pcs line tracking module 4pcs motor 1pcs remote 1pcs charger 1pcs cell box2pcs acrylic 4pcs wheel 57pcs screws 37pcs nut 4pcs aluminum block 10pcs copper column 1pcs plastic box 1pcs CD with tutorial Several DuPont wires Several fix tools
Overview: This listing is for an [Sintron] Uno R3 ATMEGA328P + USB Cable + Reference PDF Files for Arduino's IDE Fully compatible with original arduino UNO R3 , also we have pdf files to support you. and 100% money back guarantee ! With this product, you are able to use all the Arduino open source platform to create or learn interactive objects, it will be a lot of fun while you are creating and learning it, so just get this and start it, we also provide reference pdf files that can help you to improve skills very quickly. after all, time matters, the sooner you can improve your programing skills, the sooner you can create amazing projects ! This is with very good quality, if customer is not satisfied, we guarantee 100% money back. Tech Specifications: (1) Microcontroller : ATmega328 (2) Operating Voltage : 5V (3) Input Voltage (recommended) : 7-12V (4) Input Voltage (limits) : 6-20V (5) Digital I/O Pins : 14 (of which 6 provide PWM output) (6) Analog Input Pins : 6 (7) DC Current per I/O Pin : 40 mA (8) DC Current for 3.3V Pin : 50 mA (9) Flash Memory : 32 KB (ATmega328) of which 0.5 KB used by bootloader (10) SRAM : 2 KB (ATmega328) (11) EEPROM : 1 KB (ATmega328) (12) Clock Speed : 16 MHz Package list includes: Arduino-Compatible Uno R3 board x 1 USB Cable for Arduino Uno R3 x 1
Description:Open circuit diagram of the original design, the development of software interface for free download, can also be in accordance with the requirements and their modified, download the program is simple and convenient. Can simply use sensors, all kinds of electronic components connection (such as: LED lights, buzzer, buttons, photo resistance, etc.), make all sorts of interesting work. Microprocessor controller, using high-speed development interface and the environment are very simple and easy to understand, very suitable for beginners to learn. Digital I/O Digital inputs/outputs were：0~13Analog I/O Analog input/output: 0~5Support ISP download functionThe input voltage: when connected to the computer USB without external power supplyExternal power supply 7 v to 12 v dc input voltageOutput voltage: 3.3 V and 5 V dc voltage output dc voltage output.Package Included:2* UNO R3 ATmega328P ATMEGA16U2 Development Board