The advantages of our products:1.The mainboard comprehensive upgrade:High stability ; Multistage voltage protection;
Superior safety performance 2.Double USB output,can charge two phones at the same time 3.Strong compatibility,Products applicable to apple, samsung, HTC, nokia (new),  millet, meizu, almost all commonly used mobile phone.Also compatible with the device and other kinds of tablets - (except samsung tablet).4.ultra-large capacity, reached 13800 ma really.5.Super bargain price