Hand Tools

fuel tank sending unit, Ultrasonic Wireless Water Tank Liquid Level Meter With Temperature Sensor Level Monitor Time Display Low Battery Indicator Alarm,for Oil Water Tank Liquid Monitor the outdoor water tank in a comfortable living room from you The transmitter unit is installed on the top of the water tank and uses an ultrasonic sensor to measure the water level and temperature You can hang the receiver unit on the wall... fuel tank sending unit, Ultrasonic Wireless Water Tank Liquid Level Meter With Temperature Sensor Level Monitor Time Display Low Battery Indicator Alarm,for Oil Water Tank Liquid