Dragino S31B-LB-EU868 LoRaWAN Temperature & Humidity Sensor hub-zubehoer that each have an IR

that each have an IR beacon

3x magnification edgeless lens for increased visibility of the work surface and AR coating (anti-reflection) to reduce reflections from nearby light sources

half hole pad and antenna hole are reserved

motion sensing devices

Dragino S31B-LB-EU868 LoRaWAN Temperature & Humidity Sensor hub-zubehoer that each have an IRThe Dragino S31B LB is a LoRaWAN Temperature and Humidity Sensor for Internet of Things solution. It is used to measure the surrounding environment temperature and relative air humidity precisely, and then upload to IoT server via LoRaWAN wireless protocol. Features: LoRaWAN 1. 0. 3 Class A Ultra low power consumption Measure range 55C ~ 125C Temperature & Humidity alarm Band: EU868 Support Bluetooth v5. 1 and LoRaWAN remote configure Support wireless