Plug-in power supply for electronic devices with DC input, such as portable CD players, radios, fairy lights, children's toys, digital picture frames, tools, routers, and desk lamps, as well as battery-operated devices. It is ideal as a replacement or second power supply. The automatic overload and overheating protection, along with short-circuit protection, safeguard the connected devices. With reversible polarity, you have flexibility depending on the requirements of the electronic device. The LED function indicator shows whether the power supply unit is receiving power. The mains connection of 100-240V is suitable for worldwide use with country-specific adapters. It features low energy consumption in standby mode. This adjustable power supply has high efficiency, with a maximum output of 12 W and 1000 mA across all voltage ranges: 3V, 4.5V, 5V, 6V, 7.5V, 9V, and 12V. Settings can be adjusted using the switch key. It comes with 7 adapter plugs: 2 USB adapters (1x micro USB plug, 1x USB A socket) and 5 DC plugs (1.35 x 3.5 mm, 1.7 x 4.0 mm, 2.1 x 5.0 mm, 1.5 x 5.5 mm, 2.5 x 5.5 mm).