This smart switch requires a neutral wire in your switch box to operate correctly. Requires a 2.4GHz Wi-Fi network connection. Compatible only with 1-gang switch boxes. Ingenious design with a textured finish and tempered glass surface resists scratches from hard objects and is suitable for humid environments. Supports voice control via Google Assistant when connected to a compatible device. Control your switch remotely using a smartphone app over Wi-Fi or network connection. Features a scheduling timer function to automatically turn lights and appliances on or off at set times. Operation Modes: Automatic, Off, Smart Switch Operating Voltage: 240 Volts Contact Type: Normally Open Connector Type: Wireless Circuit Type: 1-way Actuator Type: Push Button Product appearance and printed text may vary slightly by batch; this does not affect functionality. Type: A - 4-way square, B - 4-way rectangular Color: White Material: Tempered Glass Package Contents: 1 x Smart Switch 1 x Capacitor 1 x Screw Set 1 x English Instruction Manual Note: The package includes only the items listed above. Other items are not included. Note: Lighting and display settings may cause slight color variations between the product image and the actual item. Measurement error allowed is +/- 1-3 cm.