SW3L LoRaWAN Wireless Outdoor Flow Meter Battery-Powered Sensor Power Option:SW3L-LB with Replaceable 8500mAh Battery with its spring-operated steel ball

with its spring-operated steel ball

Peripheral: 2xUART / 1x SPI /2x I2C / 6x PWM / Up to 13 GPIOs

please check our GitHub page

Internal protection functions are provided: under-voltage lockout

SW3L LoRaWAN Wireless Outdoor Flow Meter Battery-Powered Sensor Power Option:SW3L-LB with Replaceable 8500mAh Battery with its spring-operated steel ballSW3L LoRaWAN Wireless Outdoor Flow Meter Battery Powered Sensor The Dragino SW3L is a LoRaWAN Flow Sensor. It detects water flow volume and uplink to IoT server via LoRaWAN network. User can use this to monitor the water usage for buildings. SW3L is powered by 8500mAh Li SOCI2 battery, It is designed for long term use up to 10 years. (Actually Battery life depends on the use environment, update period.) The SW3L will send water flow volume every 20