5V21W Portable Phone Charger Solar Charge Dual USB Output Mobile Phone Charger for iPhone Smartphone

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Why Choose Solar Charger?Sunpower solar charger has high efficiency conversion rate, so it can capture more sunlight than conventional solar panels, do not need much sunlight to charge items. The transformation effeciency is up to 23%-25%, while most of the similar products on the market is 15% or even lower

iSolar Technology, deliver the fastest charge

It can automatically adjust the current and voltage to achieve maximum power, delivering its fastest possible juice

Best design and Simple Style

Compact size design for portability, with the  metal hook, you may just hang it on your bagpack when outdoors, great for any outdoor trips/activities

Widely Compatible

Dual USB Ports are compatible with almost any smart device with 5V USB input, such as smartphones(iphone, , blackberry...), 5V tablets, ipad, PSP, Bluetooth speakers & headphones, Google Glass, ipod digital products, ect

Features

1. Exclusive iSolar Technology: It can automatically adjust the current and voltage to achieve maximum power, delivering its fastest possible current up to 2.4A under strong direct sunlight

2. High Efficiency: 21W SUNPOWER solar cell is made from US, up to 23%-25% efficiency,while most panels in the market are 15% efficiency

3. Dual-USB Power: 21 watt sunpower provides enough power to charge cellphone and ipad at the same time

4. Slim and Powerful: 1/3 lighter than the same power of solar slicon. The total power increased by 1/3 in compare with the same solar panel size; eyeholes enable easy attachment to backpacks while hiking; Portable and frame design fits for outdoor and indoor use