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Andoer Portable Source; 21W Foldable Sun with Dual USB Ports; Survival Tool for Camping and Hiking
$13.85
FAST CHARGING: 21W sun power panel with more than 18.5% conversion efficiency and output peak current is 3500mAh totally for dual USB port. SMART TECHNOLOGY: Built-in intelligence chip can identify different device and change input current according to your device. MOST COMPATIBLE: For almost devices like phone; tablet and so on devices with USB port. WATERPROOF: polymer surface and outer wrap can solar panel unexpected rainy or fog; just do not put it in . HIGHLY PORTABLE: it on your backpack and make full use of sun power energy to charge during trips; and folded it to fit in your backpack for convenient carry.