---
title: "EM300-MCS Magnetic Contact Switch"
canonical: "https://help.scopious.co.nz/space/KB/711884828/EM300-MCS%20Magnetic%20Contact%20Switch"
format: markdown
---
Milesight LoRaWAN EM300 Magnetic Contact Switch IoT Sensor with integrated Temp/Humidity sensor Store Link Supported Commands (1) Name Description Version Requirements Reboot Reboot the device Hardware: 3.0+, Firmware: 1.03 (HW v3)+ Hardware: 3.0+, Firmware: 1.04 (HW v3)+ Hardware: 3.0+, Firmware: 1.05 (HW v3)+ Hardware: 3.0+, Firmware: 1.06 (HW v3)+ Hardware: 3.0+, Firmware: 1.6 (HW v3)+