Features: 1.Parameter Range: 90W, 3V?24V adjustable voltage design and high quality material, sturdy and durable 2.LED Digital Display: The design has a knob and LED digital display, which can display the voltage in real time, so that you can easily adjust to achieve the purpose of speed regulation 3.High Efficiency: High efficiency, fast charging and low power consumption , and you can use it with confidence 4.Wide Application Range: Suitable for LCD, LED light bar, motor, light cat, mini TV, 2.5inch mobile hard disk, mobile DVD, TV box,Controller and other household portable equipment 5.Output Stability: Good anti interference performance, stable output and good service life delay; Multiple protection, overshoot protection, overvoltage protection, short circuit protection, LED display, electromagnetic protection specification:Item Type: Power Adapter Material: ABS , Fireproof PC Product Model: 3-24V 4A(1510) Product Size: Approx. 16 x 5.8 x 3.6cm / 6.3 x 2.3 x 1.4in Input Voltage: 100V-240VAC 50/60Hz 1.5A Input Line Length: Approx. 0.5m / 0.54yd Modulation Mode: Pulse Width Modulation (PWM) Output Voltage: 3-24V Adjustable Output Current: 4A Output Power: 90W Output Ripple Noise: 100MV Output Line Length: Approx. 1.2m / 1.3yd Power Interface: Approx. 5.5 x 2.5mm / 0.21 x 0.1in by Default (Approx. 5.5 x 2.1mm / 0.21 x 0.08in for Both) Working Ambient Temperature: - 20-40 Scope of Application: Suitable for LCD, LEDLight Bar, Motor, Light Cat, Mini TV, 2.5inch Mobile Hard Disk, Mobile DVD, TV Box, Charging Equipment, Mp3 Mp4, Small Desk Lamp, Router, Switch, Game Console, Telephone, Color Lamp, Camera, Monitoring Equipment, Massager, Beauty Instrument, Motor, Controller and Other Household Portable Equipment. PackageList:1 x PowerAdapter