Samsung Galaxy S6
This will vary depending on how you use your phone. Typical users will experience a fairly large boost from this unit.
Here, at MOTA, we care about our customers and their overall satisfaction. That being said, all MOTA products carry a 1-year Limited Warranty against defects in material and workmanship. If you are not satisfied with your product, we are more than happy to replace it for you; no questions asked.
The LED power indicator on the bumps show you the amount left for Battery power level.