Technical indicators:

1. Accuracy: 1 / 10000

2. Wireless communication frequency: 433MHz or 915MHz

3. Wireless transmission distance: 20 ~ 250m (depending on the use environment)

4. Connectable sensors: 1 ~ 12

5. Working environment temperature: - 10 ° C ~ + 60 ° C

6. Battery sustainable working time: 270 hours

7. Power supply mode: transmitting end - 3.7V 300mAh lithium battery

Receiving end - instrument power supply

8. Overall dimension: 100 * 68 * 50mm ABS waterproof box

usage method:

Connect the transceiver as required and turn on the development sending end switch first. If the signal light flashes quickly, the transceiver works normally.

If the low voltage indicator is on, it indicates that the voltage at the transmitting end is low and the transmitting box needs to be charged.