Livolo VL-RT02 RF Mini 4 Keys Remote Controller Home Wall Touch Light Switch

Livolo VL-RT02 RF Mini 4 Keys Remote Controller Home Wall Touch Light Switch Specifications: Model: VL-RT02 Function: Remote Control Color: Black+Silver Size: 40 x 25 x 15mm Material: Plastic, Metal Remote Distance: > 20m(Open Area) Working Frequency: 433.92MHZ Power: 1x 27A 12V Battery (Not Include) Transmitted Power: 10MW Pair Method: 1. The touch of hand hold down the switch point about 5 seconds, let go after hear "Dee" 2. Press down A button on the remote control again, so your button of the remote control can control corresponding to the amount the street lamps 3. B/C key and A key as pairing operation 4. D keys are all closed, do not need to match Package Included: 1 x Remote Controller