USB DC DC boost Converter

USB DC DC boost Converter Features: Small PFM control DC/DC boost controller chip Enter any DC voltage of 0.9V~5V and will output stable 5V DC with output current of 500~600MA. For example, the device could be powered by a single AA battery (current limitation would be from the battery) An example; connect 2x AA batteries in series to the appropriate /- connectors and use a USB cable to power the target 5V device LED indicator PCB size:34 (mm) x16.2 (mm) ultra-small size and can be installed in small equipment On-board input voltage indicator USB interface power supply High conversion efficiency, maximum to 96%