AC 100-240V, 50/60Hz; output: DC 3-24V adjustable, maximum 3A 72W; suitable for most electrical appliances with the rated power between 3V and 24V, and rated power equal to or less than 72 watts. The LCD display shows the output voltage to prevent incorrect voltage adjustment and potential device damage. Compatible with 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 DIY projects by allowing direct wire connections. Features automatic protection against overvoltage, overcurrent, overheating, and short-circuit conditions. Quiet operation, no explosion risk, fire-safe design. Includes a 6-foot power cord for convenient use. 72W integrated multi-function AC/DC adapter compatible with a wide range of 3-24V small household electronics such as LED strips, 3D printers, TV boxes, smart speakers, wireless routers, essential oil diffuser humidifiers, USB fans, WiFi cameras, USB hubs, hard disk enclosures, DC motors, DC pumps, digital photo frames, DVR/NVR surveillance systems, and more. For indoor use only. Package includes: 1 x 3-24V 3A universal AC/DC adapter, 14 x DC connectors, 1 x reverse connector, 1 x crocodile clip test lead, 1 x DC power plug cable. Plug Type: US Plug (compatible with countries including Canada, India, Mexico, Thailand, Taiwan, Philippines, etc.). Output Voltage: DC 24V Color: As shown Material: Metal Package Contents: 1 set * 9V DC power supply Note: Lighting effects and monitor settings may cause slight color variations between images and actual product. Measurement tolerance: +/- 1-3 cm.