Custom Imprinted Energizer® PD Power Banks - 20000 mAh have an overall size of 4 1/4" W x 3 1/2" H. These custom power banks are available in Gray and White color choices. 20000 mAh Lithium Ion Grade A Non-Recycled Battery is the power source of these products. The Power Safe Management Guarantees Short Circuit and Over-Charging Protection on Power Bank & Devices. With 1Type-C and 4 USB-A Outputs, these power banks can charge 5 devices at once. They are excellent gifts for techies and important people in your business circle. Order these promotional products today to get free design, free online proofs and best price guarantee offers.   Request a quote to know savings that you can pocket on bulk ordering these Custom Imprinted Energizer® PD Power Banks - 20000 mAh.