Motorola Portable Power Pack Slim 4000 Black P4000 -Bulk Packaging- Bundle Includes an Allsales1955 Brand American Flag Vinyl Sticker Universal charging for devices and more with attached micro USB cable. Extra USB port allows you to connect any USB charging cable Power through your day. Charges your device up to 2 times faster than 4W chargers and in just 15 minutes can give you enough juice for up to 2 more hours of talk time. Slim & lighweight 4000mah batery pack with 4 LEDs let you know how much power is left in the charger Charges the average smartphone battery up to 2 times and powerful enough to charge your tablet. Rechargeable power for all. Compatible with devices made by Motorola, Apple, Samsung, BlackBerry, HTC, LG, Nokia, Sony, and more. USB charging ensures it will work with all devices with a usb charging cable