The 40-key remote has 16 different color keys and 4 different light control functions: Flash / Strobe / Fade / Smooth. Ideal for many different applications! Such as RGB 3528 5050 SMD LED Lamp Strips. Easy connection and ease of use. Stable and energy-efficient power supply with wireless remote control. You can adjust the brightness, static color choices and various dynamic changes in light effects with the infrared remote control. Two connectors: one for the infrared receiver, the other for the RGB poles. Color change, fading and brightness are controlled wirelessly via the remote control.