Besiter 20000 Portable Charger Quick Charge 3.0 High Capacity Dual Input and Dual USB Output Power Bank 20000mah LCD Display 12, 9, 5v External Battery Pack (Black) The Besiter Advantage: Besiter is one of the top 10 Brands in China Power Bank world. For the glamourous 8 years, it has achieved a great success. Currently it has more than 250 million users. QC3.0Dual Quick Charge Ports: Dual input and Dual USB output, what will be the result? Samsung S7 - 23.6 minutesBesiter 20000 mAh - 6 hours User-Friendly Desigh: Built in intelligent chip design detects the best charging mode for your device and delivers the appropriate charge. Precise electronic board prevents overcharging, leaks, and short circuits as well as providing high temperature resistance. LCD Digital Display: It has high-precision LCD display to show remaining power In real time, you will know when to recharge it exactly What You Get: 1*20000mAh QC 3.0 Battery Pack, 1*Micro USB Cable, 1*User manual. 18 month Warranty and Friendly Customer Service. 27% faster than QC 2.0 Improve 35% efficence Reduce 45% heat value