2PCS DC-DC 12V To 5V Converter Step Down Module USB Output Power Adapter 3A 15W

Features Use imported and integrated switching regulator modules manufacturing quality is stable and reliable. Synchronous rectification the conversion rate is 96% or more very low heat. Over current over temperature short circuit reverse polarity it can be auto protection and can work in normal condition when restored. Operating Temperature: Industrial (-40C to +85C) (ambient temperature exceeds 40 degrees lower power use or to enhance heat dissipation) Epoxy potting seismic water moisture dust long term stable and reliable quality. Super-thin small size high efficiency easy installation and use. Work with most of cell phone iphone 4 4s IPAD IPAD2 samsung Galaxy. Specifications: Input voltage: 8-22V Output voltage: 5V Output interface:female USB port Output Current: 3A Output Power: 15W Conversion efficiency: up to 96% Static power:about 10-12mA Cable length:30cm Adapter size:46*27*14mm Note:Red line----positive(+);Black line----negative(-) Package Included : 2 x DC12v to 5v 15W Converter