Super Tiny Size: The SONOFF Zigbee smart switch can easily fit in the smallest EU type/86 type/120 type mounting box. The product size is 39.5 32 18.4mm. Zigbee Hubs: This smart switch needs to be used with a ZigBee 3.0 hub, such as SONOFF NSPanel Pro, SONOFF iHost, SONOFF ZB Bridge/ZB Bridge-P/ZB Bridge-U, SmartThings hub, Amazon Alexa, etc.
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