Function: 1. Fast charging, safe, high efficiency, low power consumption, high stability, surge and surge protection. 2. The output interference is very small, and the output voltage is stable, and the service life can be extended. 3. The shell is made of high temperature resistant flame retardant and environmentally friendly fire retardant material, ultrasonic welding, safe and reliable. 4. The long tail is fine, durable and not easy to break, straight slits and fine workmanship. 5. Rotate the button to adjust the voltage and power off, easier to use. Suitable for LED light and fan. Specification: 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 inches Weight: approx . 157g / 5.5oz Package List: 1 x dimmable power supply