The Dragino LDS02 is a LoRaWAN door/window sensor that reports open and close events over long-range wireless. It counts open events, tracks last-open duration, and alarms when a door stays open too long. Two AAA batteries give multi-year battery life.
Manufacturer: Dragino

Discover what makes the Dragino LDS02 LoRaWAN Door Sensor stand out
Reports every door open and close action, counts total open times, and calculates the last open duration.
Sends an alarm uplink if a door remains open longer than a configurable time period.
Two user-replaceable AAA LR03 batteries deliver roughly 16,000-70,000 uplink packets.
Supports AT commands and LoRaWAN downlinks for parameter adjustment.
Capabilities of this sensor
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