Aurinkolaturi

Battery capacity: 4200mAh
- Working temperature: -10'C~65'C
- Charged with solar power: 14~20 hours (1000W / m2)
- Output current: DC 400~800mA

http://www.dealextreme.com/p/smart-4200mah-solar-dc-usb-powered-emergency-battery-for-ipod-iphone-grey-153707

Näppärä aurinkopaneeleilla varustettu kännyvara-akku.