AC 100-240V, 50/60Hz; output: DC 3-24V adjustable, maximum 3A 72W; suitable for most electrical appliances with the rated voltage between 3V and 24V and power not exceeding 72 watts. The LCD display shows the output voltage to prevent incorrect voltage settings and protect your devices. Compatible with multiple connector sizes: 6.5x4.4 mm + needle, 5.5x2.1 mm, 5.5x3.0 mm + needle, 5.0x2.5 mm, 6.3x3.0 mm, 5.5x1.7 mm, 4.8x1.7 mm, 4.0x1.7 mm, 3.5x1.35 mm, 3.0x1.1 mm, 2.0x1.1 mm, Micro-USB, Type-C, and DC terminal connector. Easily meets the power supply needs of various devices. Suitable for use with DIY projects by connecting wires directly. Features automatic protection against overvoltage, overcurrent, overheating, and short circuits. Operates quietly and safely without risk of explosion or fire. Includes a 6-foot power cord for convenient use. 72W integrated multi-function AC/DC adapter ideal for a wide range of 3-24V small electronic devices such as LED strips, 3D printers, TV boxes, smart speakers, wireless routers, essential oil diffusers, USB fans, WiFi cameras, USB hubs, hard drive enclosures, DC motors, DC pumps, digital photo frames, DVR/NVR surveillance systems, and more. For indoor use only. (Check your device’s DC jack before purchasing: 5.5x2.5mm fits 5.5x2.1mm). Package includes: 1 x 3-24V 3A universal AC/DC adapter, 14 x DC connectors, 1 x reverse converter, 1 x crocodile clip test lead, 1 x DC power plug cable. Plug Type: US Plug, compatible with outlets in Canada, Mexico, Thailand, Taiwan, the Philippines, and other countries using standard US plugs. Output Voltage: DC 24V Color: As shown Material: Metal Package Contents: 1 set * 9V DC power supply Note: The package includes only the items listed above. Other accessories are not included. Note: Lighting and display differences may cause slight variations in color between the image and actual item. Measurement error allowed is +/- 1-3 cm.