Hikvision DS-PD1-WL-W Wireless water leak detector
RF 433MHz
Offers reliable protection utilizing two-way wireless technology
Tamper alarm, water leak alarm
Communicates up to 300 m (in open areas)
Wireless moisture / flood detector; two-way communication with the 433Mhz panel at a distance of up to 300 m; for indoor installation; tamper protection; waterproof IP66; compact dimensions; Power supply: CR2450 / 3Vdc battery (up to 1 year operation)