Features: Using imported and integrated switch voltage regulator module manufacturing, the quality is stable and reliable. Synchronous rectification, the conversion rate is 96% or more, very low heat, and can work in normal condition when restored. Epoxy sealing, shock-resistant, waterproof, moisture-proof, dustproof, long-term stable and reliable quality. Ultra-thin, small size, high efficiency, easy to install and use.Application: bus, LED car displays, surveillance cameras, electric fan, water pump, motor, photovoltaic energy numerical control equipment, water pumps, router, switch, LED lights, digital photo frame, electronic refrigerator, portable DVD, audio, security systems, portable tools, printers, network equipment,etc Specifications: Input voltage: dc8-50v, (12V 24V 36V changes to 5V)Output parameters: DC5V 3A MAX micro USB output Size: as the picture Weight: 49g Wiring: red: "+", black: "-"Package includes: 1 x DC/DC Converter