This Led Stepless Dimming Switches for Led Lights is Often Used As Dc12v Switch, Also Can Be As a Led Micro Touch Light Switches for Led Lights from 3.6v to 15v. Please Make Sure Your Driver is a Constant Voltage Driver Since This Dimmer Switches Can Be Connected to Constant Voltage Driver Only. and This Led Dimmer Switch Must Cannot Be Connected to the Constant Current Driver. You Can Check the Picture to See the Difference Between the Constant Voltage Driver and Constant Current Driver. The Led Dimmable Switch with Cord is Recessed Installation, Its Mounting Hole Size is 16mm/0.62", Save Space, Sensor Switch Can Be Easy Connected to the Led Lights. 12 Volt Dc Led Dimmer: Dc Switch Input Voltage: Dc3.6-15v; Operating Current 2.5a, Rv 12v Dimmer Switch Intelligent Variable Speed Controller, Just Touch On, Touch off Again, Press and Hold the Dimmer Switch to Adjust the Light Brightness from 0% to 100%, Touch Lamp Dimmer Control Switch Module Long Press for Stepless Dimming and Control Your Lights. 12v Volt Switch for Rv, Cabinet, Wine Cooler, Display Cabinet, Closet, Etc. 12v Light Sensor Switch Dimmer Also Used to Control Led Lights Such As Table Lamps, Ceiling Lights, Pendant Lights and Other Smart Appliances, You Can Run Led Switch on Other Items. Package Includes 2 Pack 12v Touch Dimmer Switches for Led Lights