Havells 9W Inverter LED Bulb, designed to provide emergency lighting during power outages. 

Key features include:

Emergency Functionality: Automatically switches to battery mode during power cuts, providing up to 4 hours of backup lighting. 

Energy Efficient: A 9W LED bulb that offers 900 lumens of cool daylight (6500K). 

Rechargeable Battery: Equipped with a built-in rechargeable lithium battery that takes 8-10 hours to fully charge. 

Protection Features: Includes overcharging, deep discharge, and short-circuit protection for enhanced safety. 

Versatile Use: Can be used as a regular light source and also serves as a reliable emergency light.