Features: 100% brand new Water Detector Alarm, made of high quality ABS material,durable in use. Built-in buzzer function, battery-powered, can be used independently and alarm. The high water level or low water level alarm can be adjusted as needed to meet different needs. It can sense the presence of water in the environment and can be used to protect the computer room, warehouse, office, laboratory and special environment from flooding. Professional manufacturing, exquisite appearance, high sensitivity, high reliability. Specifications: Condition: Brand New Material: ABS Color: White Power supply: DC12V (built-in 12V dry battery) Transmission frequency: 433Mhz Launch distance: 80 meters barrier-free distance Quiescent current: <10uA Working current: ≤30mA Installation method: Side or direct installation Working environment: temperature -10°C ~ 40°C Relative humidity: ≤90% Size:Approx.6.5*9*2cm/2.6*3.5*0.8in Weight: Approx.83g/2.9oz Package List: 1 * Water Level Detector 1 * 12V 23A Battery 1 * Manual 1 * Pack of Mounting Screws 1、100% brand new Water Detector Alarm, made of high quality ABS material,durable in use. 2、Built-in buzzer function, battery-powered, can be used independently and alarm. 3、The high water level or low water level alarm can be adjusted as needed to meet different needs. 4、It can sense the presence of water in the environment and can be used to protect the computer room, warehouse, office, laboratory and special environment from flooding. 5、Professional manufacturing, exquisite appearance, high sensitivity, high reliability.