1)2.4GHz RF Wireless Transmitting,30 Meters(98 feet) Control Distance,that means you don' have to install it with lamps in the same circuit,don' have to change any electric circuit exist. 2)4 Zones Control Separately: Each Zone Control Countless Lamps Or Controllers.You don' have to install 1pcs panel controller for each lamps,1pcs panel cotnroller can control up to 4 groups lamps,each group can be any lamps within 30 meters(98 feet). 3)Brightness Dimming 1%-100%,9 Color Changing Models.It has the same function with any RGBW remote. 4)Powered by 2pcs AAA batteries.You don' have to make any change to your house electric circuit.Just charge it with 2pcs AAA batteries,install or paste it .If you prefer panel controller powered by AC 90-120V.We suggest you use rechargeable battery for our environment. Product Name: Light B3 Wireless 2.4G RF 4 Zones RGB/RGBW Wall Mounted Smart Panel Controller Powered By 2pcs AAA Batteries Only Work With Light RGB/RGBW Series The Newest Version LED Lights,Strip Controller Model No.: B3 Working Temperature: -20 -60 Voltage: 3V(2 * AAA Battery)NOT included Transmission Frequency: 2400-2483.5MHz Modulation : GFSK Transmitting Power: 6dBm Control Distance: 30m Standby Power: 20uA Panel Size: 86 * 86 * 20mm color: White material: plastic Package Contents: 1 * B3 Wireless 2.4G RF Controller Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.