["Features:\r\nbrand new and high quality\r\nUnsoldered\r\nThis is an Electronic DIY Kit that uses the NE555, some welding experience is required\r\nAll necessary electronic parts are provided, please see the pictures for more details\r\nThe for image is for illustration purposes only\r\n\r\nSpecifications:\r\nChip Model Number : NE555\r\nOperating Voltage: for DC 4-7V\r\nSpeaker: 8 OHMs 0.25W\r\nPCB Board Size: 28x24mm/1.1x0.94\"\r\nQuantity: 1 Set\r\nNote:\r\nPlease allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid\r\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nNo Retail Package\r\nPackage Contents:\r\n1 x PCB Board\r\n1 x Speaker\r\n2 x 100mm RED Line\r\n2 x 100mm Black Line\r\n1 x NE555 Chip\r\n1 x 8 Pin IC\r\n1 x 100UF 25V Capacitor\r\n1 x 10UF 25V Capacitor\r\n1 x 6x6x5 Button Switch\r\n3 x 103 Ceramic Capacitor\r\n5 x 47KR Metal Film Resistor\r\n2 x IN4148"]