WattCase is a portable USB charger that converts the kinetic energy from movement to battery power. WattCase is a green energy source. It can be carried to anywhere and it does not need to be near a power outlet or sun to be charged. Therefore, it can be used anywhere in the world.Learn More
The WattApp smartphone app helps you stay charged and stay fit. Review your personal Battery Life Forecast with predictions and insights, track the calories you burn and power you generate, and compete with your friends. It's free, and you don't need an WattCase to use it.