Feature: 1. Connecting Sensors: Water sensor alarm allows you to connect multiple sensors, which can be named so that you can easily navigate between them. 2. Remote Monitoring: WiFi water detector allows remote monitoring of water leaks, for tuya, to defend your home even when you are not at home. 3. High Sensitivity: The flood detection alarm sensor offers high sensitivity and faster response, stable performance and high reliability. 4. Applications: The Smart water sensor can be placed anywhere in your home where moisture is likely to occur, such as in the basement or laundry room. 5. ABS Material: Smart water sensor is made of ABS material, which is hard wearing and durable, not easily damaged and can be used for a long time. Specification: Item Type: Water Leakage Detector Material: ABS Weight: Approx. 61g / 2.2oz Batteries: 2 x AAA Batteries (Not Included) Alarm Volume: 70dB Radio Frequency: 2.4GHz to 2.484GHz Wireless Protocol: IEEE802.11b/g/n Transmitted Power: 802.11b: 17dBmz±2dBm at 1Mbps 802.11g: 15dBmz±2dBm at 54Mbps 802.11n: 13dBmz±2dBm at MCS7_HT20 Receiving Sensitivity: 802.11b: -91dBmz at 11Mbps8%per 80211g: -75dBmz at 54Mbps10%per 80211n: -72dBmz at MCS7_HT2010%per Vector Error EVM: 802.11b: ≤35% 802.11g: -28dBm Maximum 802.11n: -28dBm Maximum. at MCS7_HT20 Operating Temperature: -10 to +40°C Storage Temperature: -20 to +60°C Relative Humidity: 8% to 80%. Package List: 1 x Water Leakage Detector (Battery Not Included)1 x Double Sided Adhesive2 x Screws 1 x User Manual