Lucky Charge, which shows battery usage based on scientific measurements of battery usage and gives you battery preservation status of health status

Batteries have a limited lifespan. Every time you charge your device, it wears out the battery, lowering its total capacity. Experts point out that battery lifespan can be extended up to 200%, when you charge your device to only 80%.Using Lucky charge, you can clearly know the capacity of the battery, so as to control the amount of charge and improve the battery lifespan