Item Type: Water Leakage SensorMaterial: ABSBattery:1 x CR2032 Coin Cell 150mAh (included)Wireless Frequency: 2.4GHzTransmit Power: 15dBmOperating Current: 25mAOperating Temperature: -10-+55Communication Distance: More Than 50meters/54.7yd (open)Weight: Approx. 36g/1.3oz.wang-edit-text{font-family:Arial !important;}.wang-edit-text table {border-top: 1px solid #000;border-left: 1px solid #000;}.wang-edit-text table td,.wang-edit-text table th {border-bottom: 1px solid #000;border-right: 1px solid #000;padding: 3px 5px;}.wang-edit-text table th {text-align: center;} 1Professional Waterproof: Water leakage detector uses a safe waterproof panel, so the sensor can work properly even when touched by wet hands or splashed with water, or even covered with water 2Reliable and Safe: When Water leakage sensor detects a leakage, the valve will automatically close. which brings you a reliable and safe experience 3Large Power: Wireless water leakage sensor has a large capacity power more durable, fully charged and durable, easy to replace the battery 42.4GHz Wireless: Water sensor alarm with 2.4GHz wireless frequency, 15dBm transmit power, 25mA operating current, more than 50m (open) communication distance 5ABS Material: The water level sensor is made of ABS material, which is wearable and durable, and can be used with confidence