Microcontroller: ATmega328
Digital I/O Pins: 14 (of which 6 provide PWM output)
Analog input pins: 6
DC current per I/O pin: 40mA
DC current for 3.3V pin: 50mA
Flash memory: 32KB (ATmega328) of which 0.5KB used by bootloader
SRAM: 2KB (ATmega328)
EEPROM: 1KB (ATmega328)
Clock speed: 16MHz

Packing List:
1 x Arduino uno R3
1 x RFID whiteboard
1 x RFID key
1 x RFID module
1 x Relay
1 x Analog stick module
1 x 4 x 4 matrix
1 x Water level module
1 x The clock module
1 x RGB modules
1 x Sound module
1 x DHT 11 module
4 x Keys
4 x Hats
1 x Senior bread board components box
1 x USB cable (57 cm)
30 x Bread lines (26 cm longest shortest 15 cm)
1 x 4 x 4 button