Features:
This meter monitors tank liquid depth level, and displays on a 10-element 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.

Description:
Keep an eye on your outdoor water tank from the comfort of your own living room, up to 100m away.
Installed at the top of your water tank, the transmitter unit measures the water level using an ultrasonic sensor and temperature using a thermo sensor.
You can hang the receiver unit on a wall or pull out the stand and place it on your kitchen bench top, table or desk.
View your room's temperature, tank temperature and water level (represented by a 10 element bar graph).
You can store min/max records and set alarms for specific water levels (high/low) or when empty.

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
Tank transmitter: 6xAAA 1.5V batteries
Monitor size: 10*9*3.5cm/3.94*3.54*1.38inch
Transmitter size: 15 *10cm/5.90*3.94inch
Weight: 220g

Package Includes:
1* Indoor LCD Receiver
1* Water Level Sensor Transmitter
1* Mounting Screws
1* Instruction Manual