Features <br />1.Suaoki TIR-C Technology: Build-in smart IC in each USB port the charger can automatically and quickly identify the current of your equipment and speed up the charge process.<br />2. High Energy Conversion Efficiency: 25 watt mono-crystalline solar panel increases conversion efficiency up to 25% which is much higher than common solar panel charger ( 15%).<br />3. Dual USB Output: Suaoki provide enough power to charge two devices at the same time when you run into embarrassing power outage moments.<br />4. Waterproof Cover:the USB pocket and the solar panel are coverd with heavy-duty polyester canvas・ you can now charge your devices and enjoy the sunlight near the swimming pool or at the beach without any concerns.<br />5. Portable and Lightweight: Quadruple fold design (10.2 x 6.3 x 0.7 folded) and lightweight (749g) make it very easy to pack into your backpack. Well-placed eye-hole・ mounting loops around the panel and 4 carabiner hooks allow easy attachment to backpacks・ bicycle・ tent・ etc.<br /><br />Description <br />Renewable Power Source Anywhere Anytime<br />Tired of packing bags of batteries in your backpack? Bored with the heavy external battery requiring charging in advance? Simply unfold Suaoki's lightweight solar panel charger and enjoy clean and unlimited charging experience straight from the sunlight.<br />Charge Fast・ Charge Smartly<br />Intelligent chip inside will automatically detect fastest possible charge currency for your device