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Hkt Devices
DS20

LoRa door sensor is a low-cost door sensor which can be used to report open/close state of a building door, cabinet door or drawer.
Door
People Counter

The LoRa People Counter is a battery powered sensor for counting people crossing a horizontal line. The counter consists of two parts, an infrared (IR) transmitter part and an infrared receiver part, which always work together.
People