Product Features:\r\n Infrared sensor, perforation-free installation, 0.25s Smart Induction, UV disinfection, customized liquid adding, dual power supply mode, large capacity window.\r\n\r\nWorking voltage: 6V1A (4 No.2 batteries) [The battery and power plug are not included in the package]\r\n\r\nWhether to support DC power: Yes\r\n\r\n\r\nPackage:\r\n 1x Spray dispenser machine\r\n 2x Punchless Screws\r\n 4x Spare punching screws