Portable Chargers for Charging Mobile Phones, iPhone and Portable Yt28b

Portable Chargers For Charging Mobile Phones, iPhone and Portable YT28B
Product Specification
Rechargeable Battery: 2 AA battery
Mini USB input: 5V/500mA
Output voltage/current: 5V/500mA
Self-charging time (Taking 2PCS 1200mAh/1.5V batteries as an example): 4 hrs (by laptop)
2 hrs (by 5V/500mA travel charger)
Power display: 3 LED indicators shows power level, each represents 33% of battery usage
Protection: Reverse current protection circuit integrated to prevent batteries from being discharged
Size: 61.5mm X 107mm X 19.5mm
Weight: 35g
Product Features
Firstly charge AA battery, then charge iPhone
Charge iPhone directly with AA battery
Color
Black, White
Accessory
1*USB-DC cable
4*adaptors(Nokia, Motorola, Ericsson&Samsung)
Features
1. Firstly charge AA battery, then charge iPhone
2. Charge iPhone directly with AA battery"