Tied of packing bags of batteries in your backpack? Bored with the heavy external battery which needs recharge in advance? Simply unfold this 20-Watt Solar Battery Charger for Phone Smartphone USB Folding Portable and have peace of mind for enjoying the clean and unlimited power from the directly sunlight.

• 20-Watt Solar Battery Charger for Phone Smartphone USB Folding Portable
• High Conversion Efficiency: 20 watt mono-crystalline solar panel increases conversion efficiency up to 25% which is much higher than common solar panel charger(not greater than15%)
• Intelligent Technology: with intelligent chip built-in, the charger can automatically and quickly identify the current of your equipment and speed up the charge process
• Dual USB Output: provide enough power to charge two devices at the same time when you run into embarrassing power outage moments
• Ultra Portable: triple fold design (6.02'' x 10.35'' folded) and lightweight (22 OZ) make it very easy to pack into your backpack
• Thoughtful Details: well-placed eye-hole, mounting loops around the panel and 4 carabiner hooks allow easy attachment to backpacks, bicycle, tent, etc.
• Charging port output: DC 5V 3.4A Max
• Output Power: 20W

Dimensions:

• Unfold size: 21.65'' X 10.35''
• Fold size: 6.02'' X 10.35''
• Weight: 1lbs.