This multi-functional water level sensor is easy to install and use, it can detect tank depth, tank temperature, indoor temperature etc. It is a practical tank water sensor.<br> Functions:<br> This gauge monitors the depth level of the liquid in the tank and displays on a 10-element LCD bar graph.<br> It can keep records of the min / max liquid level in the tank.<br> Supports high / low liquid level alarm and empty liquid level alarm.<br> Displays the indoor temperature (℉ or ℃) and the tank temperature (℉ or ℃) at the same time.<br> The receiver can be placed on a desk or on a wall.<br> Technical data:<br> Main material: plastic<br> Color: white + black<br> Indoor temperature range: 0 ~ 60 ℃<br> Outdoor temperature range: -40 ~ 60 ℃<br> Temperature accuracy: ± 1 ℃<br> Water level measuring range: 0 ~ 15m<br> Resolution: 0.01m<br> Accuracy: ± 0.03 m<br> Transmission frequency: 433 MHz! Transmission range: 100 meters (300 feet) in open area<br> Transmission interval: 30 seconds when the level changes or 3 minutes when the level does not change<br> Battery life: minimum 12 months for the receiver, minimum 12 months for the transmitter<br> Receiver size: 105 * 93 * 25mm / 4.1 * 3.7 * 1.0in<br> Receiver Weight: 93g / 3.3ounce<br> Transmitter Size: 155 * 95 * 65mm / 6.1 * 3.7 * 2.6in<br> Transmitter weight: 125g / 4.4. Screen size: 66 * 45mm / 2.6 * 1.8 inch<br> Package size: 165 * 110 * 105mm / 6.5 * 4.3 * 4.1 in<br> Package weight: 288g / 10.2ounce<br> Package list:<br> 1 * Water Level Sensor<br> 1 * Internal receiver<br> 2 * Screws 1 * transmissor do sensor de nível de água<br> 1 * interno receptor<br> 2 * Parafusos<br> 2 * Viti<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store