Features: This meter monitors tank liquid depth level, and displays on a 10-elements LCD bar graph .It can keep minmax records of tank liquid level .Supports tank liquid level highlow alarm and tank liquid empty alert .Displays indoor temperature (℉ or ℃) and tank temperature (℉ or ℃) at the same time .The receiver can be put standing on desk or hanging on wall. .Specification: .Transmission distance: max.100 meters( in open space) .Frequency: 433MHz .Indoor temperature range: -50℃-0 .Resolution: 1℃ .Accuracy: ±1℃ .Tank temperature measure range: -40~-60℃ .Resolution: 1℃ .Accuracy: ±1℃ .Water level measure range: 0-15m .Resolution: 0.01m .Accuracy: ±0.03m .Alarm duration: 120sec .Power consumption: .Indoor receiver: 2xAA 1.5V batteries(without) .Tank transmitter: 6xAAA 1.5V batteries(without) .Material: plastic .colour: White+black .Package Contents: .1 x transmitter .1 x receiver .Only the above package content, other products are not included. .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.

Level MonitorWater Tank Liquid Level MeterWireless Water Tank Liquid Level Meter