Item Type: LED Light Dimmer_x000D_ Material: Aluminum alloy_x000D_ Gross weight: approx. 100g / 3.5oz_x000D_ Product size: 85x 64x20mm / 3.3x2.5x0.8in(LxWxH)_x000D_ Dimming Range: 0-3% - 100 % (stepless dimming)_x000D_ Input Voltage: DC 12-24V_x000D_ Input Current: 0-30A, less than 30A_x000D_ Operating Temperature: - 20-60 _x000D_ Purpose: Mainly used to adjust single color LED lights, light strips, single color 5050 3528 light strips_x000D_ Service Life: 50000H 1Stepless Dimming: The power is sufficient, and there is no flicker when the phone is shooting. 0?3% to 100 % stepless dimming, which can easily adjust the brightness through the knob to meet different light brightness requirements. 2DC 12V to 24V: Please check whether your power supply is a DC power supply before purchasing. Input DC 12?24V voltage, less than 30A current. 3Single Color Light Dimming Control: This dimmer controller mainly used to adjust single color LED lights or light strips, for 5050 3528 single color light strips. 4Aluminum Alloy Housing: Constructed from premium aluminum alloy housing, this LED dimming controller is wear resistant and impact resistant. 550000H Service Life: With stable heat dissipation and exquisite workmanship, this light dimmer controller has a long service life expectancy up to 50000H.1 xLEDLightDimmer 1 x Manual 1. This product is only suitable for DC power supply, not for AC power supply._x000D_ 2.This product is not suitable for multi color LED lamps, such as RGB light strip and lamp, desk lamp, fan, energy saving lamp, bulb, etc.