Recharge your battery while you’re on the go with the Best Buy essentials BE-MMB10K22K 18 W 10,000 mAh Portable Charger for Most USB Devices. Compatible with Apple and Samsung devices, a standard USB port and a Quick Charge 3.0 USB port provide 18 W of total power and let you charge multiple devices at once. With a 10,000 mAh capacity, charge your smartphone, tablet and other devices to keep them powered for the day. Blue LED indicator lights will let you know when the battery is charging your device and when it needs to be charged. A black, compact design lets the battery fit smoothly into your pocket or purse, ready to take wherever you go. Let us keep your devices powered with portable batteries backed by Best Buy.