The Whadda WPK501 is an Arduino® starter kit, and contains all the components you will need to start developing your own projects. This kit is based on the popular ATmega328 Uno development board. * This basic kit includes: * 1 x WPB100: ATmega328 UNO development board * 15 x LED (multiple colours) * 8 x 220 Ohm resistor * 5 x 1K resistor * 5 x 10K resistor * 1 x 830 hole breadboard * 1 x RGB LED module * 4 x 4-pin key switch * 1 x active buzzer * 1 x passive buzzer * 1 x 1838 IR infrared 37.9 Khz receiver * 1 x infrared remote control * 1 x infrared sensor diode * 1 x LM35 temperature sensor * 2 x ball tilt switch * 3 x photo sensitive transistor * 1 x 74HC595 shift register * 1 x battery holder for 6 AA batteries * 1 x 8x8 LED matrix display * 1 x single digit 7 segment LED display * 1 x 4 digit 7 segment LED display * 30 x breadboard jumper wire * 1 x USB cable * 1 x potentiometer 50K