R3 board Specifications:

Microcontroller: ATmega328
Operating Voltage: 5V
Input Voltage (recommended): 7-12V
Input Voltage (limits): 6-20V
Digital I/O Pins: 14 (of which 6 provide PWM output)
Analog Input Pins: 6
DC Current per I/O Pin: 40 mA
DC Current for 3.3V Pin 50 mA
Flash Memory: 32 KB (ATmega328) of which 0.5 KB used by bootloader
SRAM: 2 KB (ATmega328)
EEPROM: 1 KB (ATmega328)
Clock Speed: 16 MHz

Feature:

Very suitable for arduino beginners.
This kit can help you learn more about Arduino.
This kit is fully compatible with Arduino, so that you can find more instructions or tutorial from the Internet.
We provide some files for you to learn, if you need more informations, you can search on the Internet.
Learning files: Click to open

Package includes:

1 x Arduino-compatible UNO R3
1 x 830 Point Solderless Breadboard
1 x Stepping Motor Driver Board
1 x RFID-RC522 Module
1 x RFID Proximity ID Round Tag
1 x RFID Proximity ID Card Tag
1 x RGB Tri-Color LED Module
1 x Joystick Module
1 x 5V Relay Module
1 x 1602 LCD Module
1 x Microphone Sound Sensor Module
1 x High Sensitivity Water Sensor Module
1 x 4×4 Matrix Keyboard Buttons Module
1 x RTC DS 302 Real Time Clock Module
1 x DHT11 Digital Temperature Humidity Sensor Module
1 x LED Seven-segment Displays(1-digit)
1 x LED Seven-segment Displays(4-digit)
1 x Stepping Motor
1 x Tower Pro Micro Servo 9g(SG90)
1 x Active Buzzer
1 x Passive Buzzer
1 x 8-bit Shift Register(74HC59)
1 x Potentiometer(Adjustable Resistor)
5 x 1k ohm Resistors
5 x 10k ohm Resistors
8 x 220 ohm Resistors
3 x Light Dependant Resistor(Light Sensor)
4 x Yellow Push Bottons
15 x LEDs
1 x Flame Sensor
1 x Infrared Receiver
2 x Tilt Sensors/Switches
1 x LM35 Temperature Sensor
1 x USB Cable
30 x Jumper Wires
1 x 10 way 20cm Female to Male Dupont Cable
1 x 1R Remote Control
1 x Storage Box