Multi-Voltage AC/DC Adapter - AC Input: 100-240V 0.5A 50/60Hz, DC Output: 3V 4.5V 5V 6V 7.5V 9V 12V, 0-1500mA. DC plug output polarity is inner positive (+) and outer negative(-). [Note: if your device is inner negative(-), please take a Basicvolt polarity reverse cable with it.] You can regulate the voltage to 3V 4.5V 5V 6V 7.5V 9V or 12V by the provided small key Universal AC DC Power Adapter - This ac adapter comes with 11 optional tips, which makes it fits most of AC/DC home appliances, Such as 3/ 4.5/ 5/ 6/ 7.5/ 9/ 12 Volts Household Electronics, LED Strip Lights, Desk Lamps, Scales, Routers, Speakers, CCTV cameras, USB Charging Cameras, Webcams, Baby Monitors, Game Consoles, Tablets and so on This AC/DC Adapter is made by premium materials(Pure copper tip and stick), manual welding, very durable.) Upgraded structural design, stronger connection, easy to plug in, safe and reliable Switching Power Supply - Made of Premium Material. Durabe, Reliable, Stable, A good helper for your daily life. Built-in multiple security protection. There’re short-circuit protection, overheating protection, overvoltage protection, overcurrent protection, and surge protection. Don’t hesitate to choose one for you, your families or friends You will get - 1 X 18W 3/ 4.5/ 5/ 6/ 7.5/ 9/ 12V 1.5A Max Universal AC Adapter, 11 X DC adapter tips, 1 X user guide 18W Universal Power Supply 3V 4.5V 5V 6V 7.5V 9V 12V AC to DC Adapter would meet your 90% power need for 5V household and office electronics, like portable bluetooth, wireless receivers, electrical toys, WS2812B WS2811 LED strip lights, games consoles, kids 4 wheeler, GPS, DVR, webcam, speaker, CCTV camera, lan phones, USB Hubs, laptop cooler, external speaker, video baby monitor, mini fan, Router Kindle Fire Table, hard disk boxand more 3 4.5 5 6 7.5 9 12 V devices.