Havells 9W Emergency LED Bulb Brand=Havells Light Type= LED Special Feature= Rechargeable Wattage =9 Watts Bulb Shape Size= AR70 Bulb Base= B22D Specific Uses For Product= General Purpose Light Colour= Cool White Package Include: 9 Watt Rechargeable Emergency LED Bulb, Pack of 1.� Power backup: During power cuts, Inverter bulb will provide light up to 3-5 hours continuously, therefore being a perfect power backup for your home Smart sensor to manage  ON and OFF intelligently. Emergency bulb equipped with Inbuilt Lithium Ion Battery for the efficient functioning of the bulb. Fast-charging: With the automatic charging feature, Inverter bulb will get automatically charged when it is kept ON, with the charging time of 8-10 hours