New Delhi, Nov 25 (ANI): Like other batteries, your smartphone also have an expiry date and the way you use your smartphone also goes a long way in deciding the longevity of your device's battery. Your charging habits and charges play a vital role in battery's life. Here are few tips on how to charge your smartphone One charger: Always charge your phone with its own charger. Say no to cheap charger: Other chargers don't include any safety mechanisms to protect against fluctuation and over charging. Remove your phone cover: The case may act as barrier, slow down heat dissipation. Fast chargers alert: It involves higher voltage that can damage phone's battery. No Night charging: Overcharging is detrimental to battery health. Always 80% formula: Ensure that your battery reaches at least 80% charge, topped up to maximum not necessary. Power bank alert: Buy power banks that promise protection against voltage surge, short circuit, over charging.