Dragino LT-22222-L LoRa I/O Controller - Support KR920MHz Frequency

The Dragino LT series I/O Modules are Long Range LoRa I/O Controller. It contains different I/O Interfaces such as analog current Input, analog voltage input, relay output, digital input, and digital output, etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.