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SolarIQ Technology: With built-in smart IC chip, automatically adjust the current and voltage to achieve maximum power, delivering idealcurrent up to 2.8A under direct sunlight*****Ultra-High
Efficiency: Built with US SUNPOWER solar cell, 22%-25% efficiency, 50%higher, compared to common panels, which are 15%*****Dual-Port OutputUSB port (5V/2A) for charging your 5V powered gadgets, and 18V DC output (18V/2A) for charging your laptop or other 18V powered devices*****Water-Resistant and
Safety Protection: PET solar panels with rugged high-wear Oxford fabric offer weather-resistant durability for any outdoor environments and activities. Surge protection, short circuit protection and more advanced safety protections keep you and your devices safe*****Package
Contents: 40W Foldable Solar Charger, 10 laptop connectors, DC cable, USB cables, carabiners, instruction, 18 months no worry warranty and brilliant customer service