Product function introduction:
1. Backlight on/off function
2. Time function 12H/24H system (default display at startup: 0:00 24 hours)
3. Transmitter low battery reminder
4. Alarm clock function (power-on default: off)
5. Buzzer on/off
6. Indoor temperature Celsius/Fahrenheit (default Celsius)
7. Data signal indication
8. Water tank temperature Celsius/Fahrenheit (default Celsius)
9. Water pump control box power output indication
10. Water tank water level displays meters/feet (power-on default: meters)
11. Low water icon
12. Water level depth simulated on 10-element LCD bar graph
13. Working voltage of water pump control box: AC 110-230V
14. Receiver: 3xAAA 1.5V 900mAh (not included), receiver battery life is 12 months, no backlight activation at reference time
15. Transmitter: 6xAAA 1.2V NiMH 900mAh (included), transmitter battery life is 12 months (reference time is not exposed to sunlight)
16. Note: The water pump control box, transmitter and receiver communicate wirelessly at 433MHz, and the transmission distance can reach 100 meters in open areas.
17. Note: The solar panel provides auxiliary power and has a rechargeable battery charging function. Please use nickel-metal hydride rechargeable batteries (which can reduce the frequency of battery replacement and save battery usage costs to a certain extent). When installing, please install the solar panel. Towards the sun to power and charge rechargeable batteries when exposed to sunlight

Describe:
1. Transmitter weight: 137g
2. Receiver weight: 161g
3. Water pump control box weight: 134g
4. Transmitter size: 6.8x10.9x16.7cm
5. Receiver size: 13.5x2.6x8.4cm
6. Water pump control box size: 7x3.5x13cm

Packing list:
- TYPE-C power cord x 1
- Instruction manual x 1
- Screws x 3

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