This emergency cell phone charger is perfect for keeping your devices ready to use in any occasion. You can charge it using an adapter, a USB port, or with the built-in solar panel, and it's small enough to carry anywhere.
10-Inch Battery or Electric Fan with USB Charging Port
This Electronics Charger is CPX™ 6 compatible, powered using four D-cell batteries or a rechargeable cartridge (not included). Provides portable power that can charge cell phones, MP3 players and other USB rechargeable devices.