Feature: 1. DC Interface: The power cord is equipped with a DC output plug, with an outer diameter of 5.5mm and an inner diameter of 2.5mm; External for negative pole, internal for positive pole, providing clear and convenient connection 2. Applications: Suitable for LED signboard, LED display, LED light, industrial control equipment, comm equipment, power equipment, instrumentation, audible visual products, MP3 MP4, switcher, game console, and various home appliances 3. Comprehensive Guards: This power adapter provides multiple circuit guards, including over temperature guard, short circuit guard, under voltage guard, over voltage guard, and over current guard, ensuring security and adaptability 4. Flexible and Practical: This power adapter provides a 93cm cable length to meet your more charging and power supply needs, and the 5.5x2.5mm DC interface ensures efficient power delivery to your needs 5. Compact and Portable: Boasting a small and lightweight construction, this power supply adapter makes it easy to carry around for daily use or during travels, fitting seamlessly into your handbag or backpack Specification: Item Type: Power Supply Adapter Product Material: ABS Output DC Interface: Outer Diameter 5.5mm Inner Diameter 2.5mm, with circlip, compatible with 5.5x2.1mm Cable Length: Approx. 93cm / 36.6in Application: LED signboard, LED display, luminous word, lamp module, monitoring, scientific research equipment, LED light fixture, industrial control equipment, comm equipment, power equipment, instrumentation, semiconductor cooling and heating, air purifier, electronic refrigerator, LCD, audible visual products, security, computer chassis, small TV, 2.5 inch mobile hard disk, mobile DVD, charging equipment, MP3 MP4, small desk lamp, router, switcher, game console, color light, camera, controller digital and other home or portable equipment.. Package List: 1 x Supply Adapter Note: 1. 93cm/37in power cord length. Please confirm that the length will meet your needs before purchasing.2. 8V 2A 16W DC output. We recommend using less than 80% of full load. Do not overload.