Automatic water leak alarm: Works on pure water, mineral water, distilled water. Triggered when a leak or flood is detected, an inexpensive, simple and effective device prevents property damage, financial loss and health risks caused by water damage. Alerts Drip and Leak Tester: You just need to place it where you want to check for leaks, it will automatically help you detect leaks. Sensitive induction, a water drop alarm, for pipe dripping detection. Extra Safety Level: Made of ABS material, durable and sturdy to use, ensures sensitive operation and reliable in the long term. Low consumption. By helping you detect water leaks in your home, it also contributes to energy conservation and environmental protection. Loud Alarm: The volume of the sound of the alarm can reach 120dB, our 120dB alarm is loud enough to be heard. Note: The induction film of the alarm needs to be dried, or there is l water on the surface, open the switch will trigger the alarm again.