The MClimate 16A Dry Switch LoRaWAN® is a miniature device that features a dry 16A relay. The device is small enough to fit behind most wall switches and power equipment, enabling you to automate, track, and control your electrical appliances. The device has 4 terminals L, N, I, O, connecting and disconnecting I from O. The 16A Dry Switch features an overheating protection mechanism, operates in LoRaWAN Class C, and as all other MClimate devices supports FUOTA (Firmware Upgrades Over The Air). Control Electrical Power Supports up to 16 A at 240 VAC and 10 A at 30 VDC Internal Temperature Sensor and Overheating protection FUOTA (Firmware Upgrade Over The Air) Dimensions: 32mm x 36mm x 18mm, 24.5gr Enhanced Resilience of Terminals