19000 mAh Li-SOCL2 battery NFC enabled IP66 rated Cable Length: 1.5m. EMP500-PP sensor is designed to measure pressure relased by liquid and gas; allowing you to catch potential leaks in tanks or pipes.

LORA wireless transmitter.Small zero drift, repeatable, fast response, easy to install.

The device is a wireless communication device that detects soil temperature and moisture content and soil conductivity, and transmits the detected data to other devices through LoRa network. The SX1276 wireless communication method is adopted.

RA0701 is a wireless communication device that detects the carbon monoxide content in ambient air. RA0701 can detect the concentration of CO in the air.