Features 1、[DC 12V‑24V] Please check whether your power supply is DC power supply before purchasing (this product is only suitable for DC power supply, not for AC power supply). 2、[Professional Design] It uses a high quality metal shell with sufficient power and no flicker when shooting with mobile phones, which can meet your needs for adjusting lights. 3、[Free Dimming] Its dimming range is 0‑3%‑100% (infinite dimming), and the brightness can be easily adjusted through the knob to meet the needs of different lighting brightness. 4、[Wide Range Of Applications] It is mainly used to adjust single color LED light, suitable for unicolor 5050 3528 light strips, not suitable for multi color mixed LED lamps (such as RGB light strips, desk lamps, fans, energy saving Lights, bulbs, etc.). 5、[Small Size] It is lightweight and portable, and can be easily used in various situations without taking up extra space. Specification Item Type: LED Dimmer Weight: Approx. 115g / 4.1oz Product Size: Approx. 85x64x20mm / 3.3x2.5x0.8in Dimming Range: 0-3%-100% (Stepless Dimming) Input Voltage: DC 12-24V Input Current: 0-30A, Less Than 30A Working Temperature: -20 ~ 60℃ Material: Metal Purpose: It can be used to adjust a single color LED light or a single color 5050 3528 light bar. Service Life: 50000H Package List 1 x Dimmer