Risco, wireless water detector (868 MHz), sensor portion connected to cable 2.4m, battery CR123A, color white, use with Agility, LightSYS, ProSYS, Nova, plus ProSYS Digital microprocessor with intelligent processing of the digital signal, 2.4m cable between the sensor and the wireless transmitter, alarm after 20 seconds, protection against tearing loose, 3V CR123A Lithium Battery, long life.