LED Tape LED Strip Inline Dimmer Switch Brightness Controller 4A, 12V-24V, Suitable for most single color 3528 5050 LED Strips 12V 4A, support up to 48Watts LED Strip Dimmer Controller. Suitable for most 3528 5050 strips Brand new & high quality. Easily Change Brightness By turning dial which also has the function to switch on or off. Simple to use. Easy solution to dim LED strips. Suitable for most 3528 5050 strips Tested & works well. Suitable for all single colour LED strips.