Feature: 1. Fast charging, safe and secure, high efficiency, low power consumption, high stability, over-voltage and over-current overload protection. 2. Output interference is minimal and output voltage is stable, which helps extend service life. 3. Housing is made of high-temperature resistant, flame-retardant, and environmentally friendly fireproof material, ultrasonically welded for safety and reliability. 4. Long wire leads are durable and not prone to breakage, with precise craftsmanship and secure connections. 5. Rotary knob allows voltage adjustment and power shut-off for easy operation. Suitable for LED lights and fans. Specification: Condition: Item Type: Dimming Power Supply Material: ABS Input Voltage: 100-240V Output Voltage: 3-12V 3A Modulation Method: Pulse Width Modulation (PWM) Output Power: 9-36W Product Size: Approx. 9 x 5 x 3 cm / 3.5 x 2 x 1.2 in Weight: Approx. 157g / 5.5oz Package List: 1 x Dimming Power Supply