Bajaj AirLight Fan can operates with 3 Hours* Fan Backup. It provides uninterrupted air comfort during power cut. It provide 6 Hours# Light Back Up :Task Lighting via 360 Degree Flexible Tilting Mechanism. The product can operate upto 3 hours with lowest fan speed backup with light off and 6 hours with lowest lit light backup with fan off The product comes with 1800 mAh Li-On Battery which ensures longer life The product has a feature of Task Lighting & Personal Fan which gives Dual Usage Bajaj AirLight has a Silent Operation with less disturbance and also USB charging feature gives flexibility to use the product. The product has high speed 3500 RPM for quick comfort and saves energy as it consumes only 8W