Universal Power Adapter 12W 3V 4.5V 5V 6V 7.5V 9V 12V LED Strip CCTV Router Arduino Raspberry Pi With 8 Plugs

[Multiple Output Voltage] Output: 3V / 4.5V / 5V / 6V / 7.5V / 9V / 12V. There are 7 adjustable voltages between 3V and 12V. You can easily switch to a different voltage using the small key included in the packaging. The output current automatically adjusts to what your device requires, but the maximum output current is 1A. [Multifunctional] Different sizes make it suitable for various household appliances and solve your power problems. It's compatible with some household electronics, routers, smartphones, speakers, Christmas trees, ESCAM QD300, scanners, hubs, Telekom, T-Com, Speedport, alarm clocks, PC fans, baby monitors, USB GPS ports, cameras, case fans, security cameras, and many other applications. [8 Detachable Output Connectors] There are 8 DC coaxial connectors to choose from. Outer diameter: x. Inner diameter: 2.5 x 0.7 mm, 3.0 x 1.1 mm, 3.5 x 1.35 mm, 4.0 x 1.7 mm, 5.0 x 2.1 mm, 5.5 x 2.5 mm, Micro USB-B connector, LED terminal block. The best way to find out if this adapter will work with your device is to check the specifications of the original adapter and see if they match any of the outputs on this adapter. [Unchangeable polarity] The DC connectors are positive (+) on the inside and negative (-) on the outside, meaning they have positive polarity. The connectors are designed so that it is impossible to reverse them to prevent user confusion.