ขาย Kerui Wd51 433Mhz อุปกรณ์เซนเซอร์ตรวจจับน้ํารั่วไหลแบบไร้สาย 120Db ราคาที่ดีที่สุด

​Overview: The water leak sensor adopts the advanced wireless transmission technology; the sensor will alarm immediately and send a wireless signal to the receiving host when the water level indicator exceeds the immersion probe foot, it will remind you to do the next step automatically. Features: *Independent Alarm and Linkage Alarm: IKR-WD51 water leak detector can work independently, it built-in siren, it can also work with all Kerui alarm system. *Working Principle: When the two feet of the detector was immersed by the water, it will give flash with 120db loud alarm and linkage alarm host at the same time, the host will send text messages or call to inform you. *Low-power Reminder: When the power is lower then certain value, the sensor will flash with sound and send a low battery signal to the host to remind the user to replace the battery. *Applications: Ideal water intrusion warning for homes, apartments(kitchen, toilet), warehouses, offices, laboratory, hotel rooms, garages, etc. *Note: When use the internal probe detector to detect the water level; it should not exceed 5mm, detector probe foot, detection range of the sensor. Specifications: Working voltage: 2 AAA battery(not included) Standby state: <2uA Working currents: <70mA Frequency: 433Mhz Transmission distance: >100m(open area) Item Size: Approx. 105*65mm (L*W) Package Information: Package Size: Approx. 11.5*7.5*6.2cm / 4.5 * 3 * 2.4in  Package Weight: Approx. 167g / 5.9oz               Package List: 1 * KERUI WD51 Water Sensor 1 * USB Charging Cable 1 * User Manual (English) 1 * Set of Mounting Sticker