Fear of power Cut, now enjoy continuous lighting experience with LEDTRIX 9W Prime( Inverter rechargeable Emergency LED bulb. It has 2200mAh Lithium battery which gives you continuous light for up to 4 hours Minimum Charging hours- 8 hrs to 10 hrs. Energy efficient-Halonix bulb is made of quality LED which consumes extremely low power. It not only saves energy but also protects the environment. Simply install this directly into light fixtures; it can easily fit into any bulb socket with ease; making it universally compatible. LEDTRIX 9W DRIVER inverter rechargeable emergecny led bulb provides soft and bright light to you, illuminating the wide area without glaring and flashing