???? RELIABLE PERFORMANCE ???? If the water sensor detects leaking water or the preset limit overrun, the 100dB alarm will sound and alert you to the situation, preventing potential water damage.（❤ Please Note: Only support 2.4G Wi-Fi, we have published the operation video of this detector on YouTube. Please search "shonmau" to view it❤ ). ???? DOUBLE SAFEGUARD & QUICK REPORTING ???? As soon as the water detector detects leaking water, 100dB alarm will sound within 1 second and you smartphone will receive an alarm message by the Tuya APP within 2-10 seconds (depending on the network speed).This is free to use. 【IN ADDITION - we also provide the second level of security (value-added service), you can choose to open the SMS or phone call notification alarm function on the app. The annual value-added service fee is no more than $2. ???? CHILDREN-EFFICIENT INSTALLATION & OPERATION ???? No gateways and complicated cabling required, you can connect our water sensor to your home Wi-Fi in just a few simple steps (2.4G Wi-Fi only). Whether you are in the office or on the road, you can check the status via app at any time. You can also share this with others, and more people can receive alerts and track the progress of wireless sensor activity. ???? WIDE APPLICATION ???? The water monitor detector can be used in washer / bathrooms / basements / sinks / water heaters / aquariums dishwashers / refrigerators / fish Tanks / plumbing / toilets / behind toilet / water filtration units / garbage disposals / sump pumps etc. It can also be used to monitor the preset limit of water level in bathtub / pool / pool and other scenarios. The small water detector with 5.9ft long cable probe will adapt to more complex installation environments. ???? REMOTE ELECTRONIC WATER SENSOR ALARM???? 7 * 24 Hours Fast Response Service-You can always contact us, if there is any question about the water alarm. We will respond within 24 hours, avoid making you wait so long.