the WS101 allows users to send customized emergency signals with single
Unlike the battery-only S31B-NB version
It also supports BLE configuration and OTA firmware updates for easier deployment and maintenance
• LTE CAT4 Cellular Connectivity
✔ Solar-Powered & Battery-Backed – Equipped with a mini solar panel and a 3000mAh Li-ion battery
Milesight EM400-UDL PN:W050 LoRaWAN Ultrasonic Distance Sensor – Pro Version 0.3 ~ 5m (EU868) Antennas & Cables the WS101 allows users toThe Milesight EM400 UDL is a high precision LoRaWAN ultrasonic distance sensor, designed for accurate measurement of distances, liquid levels, and object detection in waste management, smart agriculture, industrial automation, and flood monitoring. With LoRaWAN connectivity, it provides long range, low power data transmission, allowing businesses to remotely monitor fill levels, detect obstacles, and improve operational efficiency. Key Features