Aduro Portable Charger Power Bank 20,000mAh External Battery Pack with Dual USB Ports Blue

Micro USB cables so you never have to worry about having the right cable because it will always be compatibleSmart Charge Technology: optimizing output voltage during charging sessionStable, High Capacity Portable Mobile Phone Power BankLED Power Indicator Display will show you remaining powerUL 2056 certified batteries protect your devices against excessive current, overheating, overcharging, has short circuit protection. 4 Minimalist LED indicator shows remaining battery level at a glance (0--25%--50%--75%--100%). Compatible with all mobile phones, tablets, Bluetooth headsets, GPS devices, iPads, speakers, etc.