T Battery Pro Monitor shows the battery charge level and the remaining life based on current use; Also checks temperature, voltage, health, capacity and technology.
T Battery Pro Monitor include several customizable widgets.
T Battery Pro Monitor is simple, accurate and light.
T Battery Pro Monitor is designed for smartphone and tablet.

Do you want to try the free version ? https://play.google.com/store/apps/details?id=com.tdev.tbattery