Features: This meter monitors tank liquid depth level, and displays on a 10-elements LCD bar graph
It can keep min/max records of tank liquid level
Supports tank liquid level high/low 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