- Allows four full cell phone charges, two full smartphone charges or a full tablet boost
- Portable, slim and lightweight
- Built-in safety: thermal management, and over-current and short circuit protections
- Convenient charge indicator
- Two 6"" USB to micro-USB cables for charging and recharging
Boost your tablet's battery - anywhere. Portable, slim and lightweight, the Power Pack 4000 is the perfect way to ensure your battery won't run out when you're on the go. With 4000 mAh of power and two power ports, you can charge two devices at the same time. It has the capacity to full fully charge a cell phone four times, a smartphone twice, or to fully charge a tablet once.