... for a long time5.Multiple protection circuit,ensure safety 6.Portable, rechargeable and universal power bank 1. Technical Specification: ItemsSpecificationRemarksModelPOWER- ... through inputI, or use the USB equipment which has cetain loading capacity via input II (such as, laptop, pc computer, ... power, if the power-pond is not under charging or loading status, it will turn off after 30 seconds. 5. ...