Summary Matek UPA64 is a high-efficiency, DC/DC synchronous buck regulator that works with 7~26Vdc Input. The device is capable of supplying 0~6A of output current with an output voltage 5.3Vdc, compatible with any USB based device. It can support wide power sources, such as any AC-DC power adapters(voltage range 7~26V), 2~6Cells Li-poly battery, Auto cigar-lighter slot, etc. Features Synchronous buck regulator 2 USB ports support IOS devices with 2.4A 2 USB ports support Android & other devices Input voltage cut-off setting & alarm for LiPo 12V Auto battery voltage indicator & alarm DC 5.5*2.1 Input socket & Input pads Multiple protection functions, Cycle-by-cycle current limit (8A) Output over-voltage protection (5.7V) Short-circuit protection Thermal shutdown (120C) Specifications Input voltage range: 7~26V DC Output: USB 5.3V, 0~6A, Max.8A Efficiency: up to 95% Standby current: 10mA LiPo voltage cut-off setting: 3.4~3.7V/cell Size & weight: 59x59x17mm, 45g