Portable Charger - 2 AA to USB

Features:

• Perfect for camping, flying, traveling, hiking and anytime you are worried about a dead battery.
• With this portable charger you can charge your phone anytime by just getting some batteries
• Takes 2 AA Batteries (batteries not included)
• Pocket-sized for easy carrying
• Built in flashlight
• USB port for use with any phone's USB charging cable

Specifications:

• Output: USB
• Built in booster circuit
• Mechanical safety design protecting your Smartphone from insertion of batteries with reversed polarity
• LED power indicator
• Dimensions: approx. 8 x 3.3 x 2.1cm
• Built-in DC-DC boost circuit
• Conversion efficiency: 88% to 93%
• Input Voltage: 2.0-3.0V
• Output Voltage: 5.0V
  Output current: up to 500mA