LONG MEASURING DISTANCE: 10cm to 4m(4 to 157 inches) from the sensor, which is suitable for different tanks.<br>POWER ADAPTER: Input: 100-240V AC Output: 5V DC.<br>WIFI SIGNAL:The sensor needs to connect to router to get 2.4G wifi signal.Wifi range is 30m when no obstacle<br>SAFETY AND HIGH RELIABILITY:IP65 waterproof.<br>REMOTE OIL TANK MONITORING: Check your tank level from your smartphone - anytime, anywhere! No need to open the tank from time to time.<br><br>FULL AND LOW LEVEL ALERTS: You receive message alerts when it is full or low level. Or set the alarm level by app<br>MULTI TANK MORNITORING:One app can monitor as many as 10 sensors.You can connect multi tanks easily<br>Application:Water /Oil Tank<br>Usage:Home Automation System<br>Operating Temperatures:-20℃-70℃<br>Operation System:For Android,For lOS APP,Remote Control<br>APP:Tuya <br>Measuring Range:0.1m-4.0m<br>Power Supply:100-240VAC to DC 5V<br>Mode:WIFI (2.4GHz) <br>Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on<br>Color: Orange<br>Material: plastic<br><br>Package Contents:<br>1 x Liquid Level Monitor<br><br>Only the above package content, other products are not included.<br>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.