Size: Panel 86mm*86mm, wall penetration depth 25mm Rated voltage: 110V-240V to 50Hz/60Hz Communication method; zigbee3.0/wIFl are optional Voicefunction:Highlysensitivemicrophone,Alchip,self-learningof wake-up words, 100 command words,3 self-learnable command words Four-way control: Supports dimming or scene control Dimming function: Supports brightness, color temperature, and RGB dimming Four-channel load: In working mode,it is in a long power-on state.In maintenance mode,it cancontrol the power supply withoutamain light.Rated load: Max80ow per channel. Battery life:100,000 times Multi-wake word function: Built-in 8 wake words,freely switchable.