Dragino LDDS20 Liquid level sensor
* LoRaWAN 1.0.3 Class A
* Ultra low power consumption
* Liquid Level Measurement by Ultrasonic technology
* Measure through container, No need to contact Liquid.
* Valid level range 20mm – 2000mm
* Accuracy: ±(5mm+S*0.5%) (S: Measure Value)
* AT Commands to change parameters
* Uplink on periodically
* Downlink to change configure
* IP66 Waterproof Enclosure
* 8500mAh Battery for long term use