With constant voltage and output current charging protection settings. Built-in diode anti-reverse charge system, prevents current backflow.Water-resistant industrial grade PET panels, heavy-duty polyester canvas. Dual USB Output: 5V/2.1A max. , up to 21W under direct sunlight. Capable of charging two USB devices simultaneously. Specifications: Solar Panel: 5V/21W mono-crystalline.
Size: 300x160x20mm / 11.8x6.2x0.7inch (folded). Size: 640x300x10mm / 25x11.8x0.35inch (unfolded). The item "21W 18V Solar Power Battey Charger Usb 5V Dc Charger For Smartphone Laptop" is in sale since Tuesday, September 11, 2018. This item is in the category "Phones & Accessories\Mobile Accessories\Chargers & Cradles".
The seller is "iunivers8011" and is located in Hong Kong. This item can be shipped worldwide.