HyperJuice MBP-222 Lithium-Ion (Li-Ion) 61000mAh 18.5V rechargeable battery

External Battery for MacBook/iPad/USB (222Wh) - Use your MacBook for up to 45 hours.
- Compatible with all models of Apple MacBook / MacBook Pro / MacBook Air.
- Additional high power 10W (5V/2.1A max) USB port charges any USB device (e.g. iPad/iPhone/iPod) simultaneously.
- High capacity 222-Watt-hour lithium ion battery (compared to MacBook Air 37Wh battery).
- Extend iPad battery life by up to additional 89 hours.
- Fully recharge the iPhone up to 52 times.
- Military grade lithium ion cells, rechargeable up to 1,000 times.
- Built-in short circuit, overcharging and temperature protection.
- Beautiful aluminum housing, color matched to complement the MacBook.
- Laser engraved logo and all-white accessories.