Fangrui Product Details Features: 1. Led Smart Remote Control 2. Simple And Convenient Remote Control Setting: Sensitive Color Adjustment Touch Wheel + Button Design, With 5 Channels Dimming Function, Realize Millions Of Colors, Brightness And Color Temperature Adjustable 3. Without Controller, Need 2 Way Controller 4. Easily Control All Led Strips In Your Home 5. Easy To Use, No Complicated Operation: No Wifi, Bluetooth, Hub Required. No Need To Download An App. Please Pair Before Use: Short The Pairing Key, Then Short The On/off Key On The Remote Control. Description: Remote Control: B-dual Colour Temperature Remote Control 1. Rated Voltage: 5-24 (v) 2. Control Method: Mobile App Control/speaker Control 3. Adjustment Range: Stepless Dimming 4. Interface Type: Terminal Crimping 5. Connection Method: Wireless Use 6. Battery: Cr2025 Button Battery(not Included) Remote Control Flat Size: 4.7 X 13.3cm Base Size: 5.2 X 8.7cm Material: Pvc Colour: Black Package Contents: 1 X Remote Control(without Controller) 1 X English Manual