SHNITPWR 30W Universal Power Supply 3V 4.5V 5V 6V 7.5V 9V 12V Adjustable Variable AC/DC Adapter with 5V 2.1A USB Port, 100V-240V AC to DC 3V~12V Converter 0.5A 1A 1.2A 1.5A 2A 2.5A Max with 14 Tips

Parameter Input: AC 100V~240V 50/60Hz Output Voltage: DC 3V 4.5V 5V 6V 7.5V 9V 12V Output Current: Max 2.5A Output Wattage:Max 30W Output DC connector:5.5mm x 2.5mm (inside"+", outside"-") Reverse polarity converter: 5.5mm x 2.1mm 14 Tips Size: 6.5x4.4mm+Pin, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C and DC terminal connector. Power cable length: 4.92ft / 150cm Safety Compliance: FCC / CE/ RoHS / CCC Working Temperature: 0~40? Storage Temperature: -40~85? Ambient Humidity: 5~95% Non-Condensation Weight: 0.44 lb / 200g Professional Advice from Licensed Electrician The max use should be no more than 80% of the full loads. Otherwise, the power supply will generate much heat and its service life will be greatly shortened. We recommend you to use this 30W power supply to power devices less than 24W. Package included 1x 30W Universal Power Supply Adapter  14x DC Tips 1x Reverse polarity converter cable