PHILIPS 20w b22 white emergency led t-bulb pack of-04 4 hrs Bulb Emergency Light  (White)

Unpredictable power cuts can be extremely troublesome, especially if you are in the middle of doing something very important and suddenly, the light goes out. Now you dont need to worry of any power cuts, with Philips Inverter Bulb now in a T-Bulb form factor. It is a 20-Watt Rechargeable Emergency T-bulb, with a wider light spread than ordinary Inverter bulbs, which promises up to 4 hours of continuous lighting backup during power cuts. It houses a powerful lithium-ion battery, requiring 8-10 hours of charging time. Brightness (Lumen output) becomes 50% when on battery mode.