Product Features - Knob design for quick on/off and dimming- 4 favorite scenes configurable in the App- Rechargeable lithium battery (7 months ON/OFF 30 times a day;)- Nice LED ring indicator gives feedback when the product is in use, the LED ring Flashes in red to notify low battery- USB-C port, charging cable excluded- Works with all WiZ devices (lamps & luminaires)- Application: Wall switch, bedside table & work desk as a remote control - Two ways of installation: 1. Mount the switch with adhesive tape. You can detach it from its magnetic plate whenever you want to use it as a remote control. OR 2. Fit for the wall box and replace the existing switch, keeping light devices always connected Color: White Dimming cycle: - 120° for the full dimming cycle;- 9 steps, 10% dimming per each step Battery: - 3.7V, 200mAh lithium rechargeable- Full charge at ~2 hrs Charging LED (near USB-C port): NO LIGHT when product is not in charging; REDwhen it’s in charge,; GREEN when the battery isfull Dimensions: 86x86mm