【Zigbee Protocol】Based on Zigbee 3.0 protocol, it seamlessly integrates with various open-source third-party platforms, easily fitting into your smart home setup. 【No Neutral Wire Required】Suitable for single-wire wiring in older apartments, allowing direct installation without any circuit modifications. It's a practical solution for easily upgrading old home wiring. 【Dual Channel Control】Featuring two independent channels supporting a total load of up to 12A, it enables two-way control of two devices, allowing flexible and seamless lighting management across floors. 【Smart Upgrade】Upgrade ordinary switches with smart features, supporting app or voice control, and easy timer settings for convenient automated home control. 【Compact Design】Space-saving design allows easy installation in various small wall-mounted junction boxes, including European standard 60 junction boxes. Specifications: Model: MINI-ZB2GS-L Product Series: MINI Extreme series MCU: EFR32MG22 Rated: 100-240V~ 50/60Hz 8A/channel, 12A max total current, resistive load Load Capacity: 300W@240V per group, 150W@100V per group, total 600W@240V, 300W@100V Minimum Load: 3W (no neutral wire required) Zigbee: IEEE 802.15.4 Net Weight: 33g Product Dimensions: 45x39.4x16.8mm Working Temperature: -10℃~40℃ Working Humidity: 5%~95% relative humidity, non-condensing Housing Material: ABS Input Voltage: 100-240V ~ 50/60Hz Rated Current: 8A/channel Maximum Total Load: 12A MAX (resistive load) LED Load Capacity: 300W@240V/channel, 150W@100V/channel, Total: 600W@240V or 300W@100V Chip: EFR32MG22 (Zigbee) Product Type: 2-Gang Zigbee Smart Switch (No Neutral Required)