Anker 20100 mAh Power Bank  (Black, Lithium-ion, for Mobile)

Optimal Speed We integrate our smart-charging PowerIQ and current-stabilizing VoltageBoost technologies to get the fastest possible charge up to 2.4A per port (3A with USB-C). Ultra-High Capacity With a capacity of 20,100mAh, PowerCore+ can charge a typical phone 7 times without itself needing a recharge. Rapid Recharge Despite its massive capacity, PowerCore+ can be fully recharged in 8 hours by a 2.4A charger and the included USB to USB-C cable. That�s 20% faster than a typical charger of similar capacity. USB-C Compatibility PowerCore 20100 is one of the first portable chargers to utilize USB-C input and output. A reversible, high-power connection that recharges the 2015 MacBook and other USB-C devices up to 5V/3A. MultiProtect Safety System Surge protection, short circuit prevention and more advanced safety features protect you and your devices. Worry-Free Warranty At Anker, we believe in our products. That's why we back them all with an 18-month warranty and provide friendly, easy-to-reach support. For Optimal Use: � Press the LED Power Wheel before connecting your device to activate USB-C output. � Use the included cable, your original cable or a third-party-certified one (such as MFi). � Compatible with the new MacBook (with included USB-C cable), Apple and Android smartphones, tablets (including Nexus 7) and other USB-charged devices except iPod nano / Shuffle / Classic, HP TouchPad, Dell Venue 11 Pro, Asus tablets and some GPS and Bluetooth devices. Note: Not compatible with Dell XPS 12 9250 (2015), Dell XPS 15 (9550), Dell XPS 13 (9350) or HP Spectre x2