Mini Portable USB Phone Charger

FEATURES Small size, portable and lightweight, the phone charger is primarily designed for emergency use, you can carry it to anywhere you want. No need to be charged, it only needs two batteries(5#AA batteries/5# rechargeable batteries), very convenient to charge your smartphone. Built-in protection circuit, if the AA batteries are exhausted or the device(like phone) has been charged fully, it will be disconnected by itself and stop charging. Adopt imported intelligent managing charging IC, the output current of the batteries is based on the rated receiving current of the charged device(like phone) to automatically adjust. Adjustment range is within 500mAh-1500mAh. Built-in DC-DC boosted circuit, just using 5#AA batteries and it can boost the charging to 5V, and the conversion efficiency can reach 98%. The new 5#AA batteries can charge 40% within 30 minutes and extend your phone (with 2500mAh battery) using time for another 3 hours. When not using, you can put it into your bag or poc