What other people are saying

iPhone Solar Charger for iPhone 4 or iPhone 4S - 2400mAh -- The Solar power battery extender works very well. I spent a lot of time on the road or in the car... so the solar battery extender works perfectly for me. It extends the working time of the battery and also let me to use the car's power receptacle for other devices such as GPS etc. Since Apple does not have spare batteries, this fits the void of...By Bergstrom John

iPhone Solar Charger for iPhone 4 or iPhone 4S - 2400mAh -- I love this product!! Have been using it for a while now and still works great. Totally use power from the sun. Helps out when I can't be near a plug to charge my iphone. Would definitely recommend it!!By Hassan Hayat

iPhone Solar Charger for iPhone 4 or iPhone 4S - 2400mAh -- Unit is solidly built. Plastic coating that covers solar panel needs to be flat so that a screen protector can cover the Plastic and keep scratches from accumulating along the rounded edge. The unit also does not seem to work as far as the solar panel is covered. I have set in full sunlight for a full day and only two bar of charge was registered...By Dennis Collbert

Solar Power Bank for Laptop Capacity 20,000mAh -- Bought one to take it with me to the desert. It works amazingly well to provide quite enough power for my laptop and cellphone. Indeed it is a good companion for those frequent adventurers.By Koller Brian