Dont use battery saver app
Wag gagamit ng live wallpaper
Lower your screen brightness
Force stop any background app
...or mas maganda kung rooted phone mo maraming battery tweaks and greenify app also.
wag gamitin habang nagchacharge.. pag 15% or 20% na battery mo off mo na at icharge ng 95%.. i 100% mo lang kada tatlong buwan..at ilagay sa malamig na lugar wag sa ref haha..