This versatile AC/DC adapter is designed to meet a wide range of voltage needs, making it perfect for DIY projects and powering various household electronics. With an input range of AC 100-240V (50/60Hz) and an adjustable output from DC 3V to 36V, it provides up to 4A of current and a maximum output power of 144W. The output voltage can be easily adjusted to any value between 3V and 36V, including common voltages like 5V, 12V, 24V, and 36V, ensuring compatibility with a wide range of devices. Equipped with a 5.5x2.5mm pen tip and 14 additional tips, this adapter works with various electronics, including LED strips, 3D printers, TV boxes, smart speakers, routers, and more. It also includes Micro-USB, Type-C, and DC terminal connectors, offering flexibility for almost all DC input sockets. The 6-foot power cord provides ample length for easy use and setup. Safety is a top priority with built-in protection systems for over-voltage, over-current, and short circuit, ensuring safe operation. The adjustable knob allows for precise voltage control, and the LED display shows the current output voltage to avoid any accidental damage. The adapter is perfect for indoor use and can power small electronics, including cameras, Bluetooth speakers, and USB hubs, making it a reliable and efficient solution for everyday use. Specifications: 1.Input: AC 100V-240V, 50/60Hz 2.Output: DC 3V-36V, max 4A, 144W 3.Power cable length: 6.56ft / 200cm 4.Connector: 5.5mm x 2.5mm (compatible with 5.5mm x 2.1mm) 5.Safety: Over-voltage, over-current, short circuit protection 6.Applications: LED lights, 3D printers, routers, CCTV, and more Package includes: 1x Adjustable Power Supply 1x DC Tips 1x Reverse Polarity Converter 1x Output Cable with Crocodile Clip 1x Male DC Power Tail Note: See the correct voltage before inserting it into the device.The wrong voltage may damage your device.We recommend that less than 80% full load.