Here are the stats on both, it appears that the sunblazer battery has a lot more capacity 1500mAH compared to the 850mAH for the solar wave. I will also point out that GEGI has several other business's.
The Genesis G-1500 is Solar battery charger for the 4G iPhone and serves as a protective cover. The Key features of the G-1500 are:
* Solar powering for on-the-go charging * Protective silicon case design * Intelligent circuitry for charge control * USB port & cable to charge from your PC * Speaker and microphone openings
Specifications:
* Lithium ion polymer battery 1500mAH, 3.7V * Output voltage: 5.4V (max) * Output current: 600mA (max) * Charge voltage: 6V USB /DC 5V * Peak power from photocell: .61W * Dimensions: 129 x 61 x 18 mm
Solar Wave for iPhone 4 Our Solar Wave is three accessories in one. It’s a solar charger that allows you to use the sun power for a ‘green charge’, it's an emergency battery and it’s a silicone case that is available in 5 colors!
Features include: Perfect Green Solar Solution to charge your phone when out. Doubles as a Silicone Protective Case / Skin for 1G/ 2G/ 3G / 3GS High capacity 850mAh battery. No worry of power shortage of your phone. Convenient to recharge this 3G Battery with the original charger of 3G. 3G Solar Dock with ON/OFF button and smart LED indicator. A silicone skin case to protect your effectively. Easy access to the phone`s function.