Description Model: MINIR4 Dimensions: 39.5x33x16.8 mm Enclosure Material: PC V0 Wifi: IEEE 802.11blg/n 2.4GHz Input: 100-240V ~ 50/60Hz 10A Max Output: 100-240V ~ 50/60Hz 10A Max Specifications: Super Small Size: The compact size allows it to be installed in various mounting boxes, including the smallest European standard ones. External Switch Control: Easily connect to momentary switches, door exit buttons, SPDT switches, latch switches, and even dry contact sensors. Detached Relay Mode: MINIR4 features a detached relay mode, meaning the states of external switches and the relay are separated, so operating the external switch button does not affect the relay state. eWeLink-Remote Control: MINIR4 is a smart switch with the gateway function for eWeLink-Remote. You can add eWeLink-Remote sub-devices, R5 and S-MATE, after pairing with MINIR4. Both R5 and S-MATE can act as remote controls to locally control MINIR4 via the eWeLink-Remote signal. Safe and Reliable: TV, CE, and FCC certifications guarantee a safer and more reliable product. Package Includes: 1*Smart Switch