Main Features: <br />Microcontroller: ATmega328<br />Digital I/O Pins: 14 (of which 6 provide PWM output)<br />Analog input pins: 6<br />DC current per I/O pin: 40mA<br />DC current for 3.3V pin: 50mA<br />Flash memory: 32KB (ATmega328) of which 0.5KB used by bootloader<br />SRAM: 2KB (ATmega328)<br />EEPROM: 1KB (ATmega328)<br />Clock speed: 16MHz<br /><br />  Packing List: <br />1 x Arduino uno R3<br />1 x RFID whiteboard<br />1 x RFID key<br />1 x RFID module<br />1 x Relay<br />1 x Analog stick module<br />1 x 4 x 4 matrix<br />1 x Water level module<br />1 x The clock module<br />1 x RGB modules<br />1 x Sound module<br />1 x DHT 11 module<br />4 x Keys<br />4 x Hats<br />1 x Senior bread board components box<br />1 x USB cable (57 cm)<br />30 x Bread lines (26 cm longest shortest 15 cm)<br />1 x 4 x 4 button<br /><br />    Specifications<br />General<br />	 Type: Components set                                                	<br />Electronic Components<br />	 Input Voltage: 7-12V                                                  <br />                        Operating Voltage: 5V                                                	<br />Weight and Size<br />	 Package Weight: 0.650 kg                                                  <br />                        Package Size(L x W x H): 19.0 x 8.0 x 4.0 cm                                                	<br />Package Contents<br />	 Package Contents: 1 x Starter Kit                                                	<br /><br /><br /><br />                                   Product Safety Disclaimer: <br />We do not accept any responsibility or liability for misuse of this or any other product.  All our products are extensively tested to comply with rigorous and strict QC standards.  For certain products (e.g. toys， knives， etc.)， we recommend proper supervision as we cannot be held liable for misuse or accidents.<br /><br />                                                <br />