1. Premium aviation aluminum alloy shell provides enhanced protection. 2. Protective design prevent from over charging over discharging and short circuit and also high temperature protective design. 3. Two flashlights for lightening super bright to cut through the darkness. 4. A convenient ON/OFF switch and LED indicators give you more flexibility and better management of the unit. 5. Built-in SD card reader 6. Quality construction and parts for long life reliable use up to 500+ battery recharge cycles. 7. Dual USB outputs. Can charging two devices simultaneously. 8. Ultra low self-consumption and built-in smart sleep mode. 9. Ultra compact and concise. Its portability allows you to carry around. 10. Universal compatibility for digital cameras tablets MP3 and MP4 player IPHONE IPAD Smartphones Android Apple Samsung. Compatible with 99% mobile phones in the market.