Always stay powered: 5,000 mAh rechargeable battery pack offers power to charge your smartphone up to 1.5 times, providing an additional 19 hours of call time or 11 hours of web browsing (based on iPhone 7)2.4 A total output (via one universal USB-A port) fast-charges your device and 2.0 A total input (via micro-USB port, 6 inch cable included) allows for recharging the power pack with high-speedPortable, durable and fashionable: Compact and thin design is optimal for portability while an elegant colour of the durable, plastic case can be matched to your deviceBelkin six point safety checklist: Includes sensors monitoring heat, voltage and circuitry so the external battery pack will not overheat and harm your devices