A21 6PK Emergency-Rechargeable-Light-Bulb, Keep Lighting During Power Outage, 12W 6500K LED 65W Equivalent Light Bulbs, 1200 mAh Battery Backup Light Bulbs for Home Power Failure 6500k Cool White 6 Count (Pack of 1)

【Provide You with Lighting During Blackout】Those emergency light bulbs can self-charging during daily use, and will provide 4-5 hours lighting during power outage.
【More Than Just Ordinary Bulbs】Those emergency light bulbs work as normal bulbs during daily use, but can charge itself then keep lighting during blackout, each bulb comes with a hook, also a choice for outdoor activities like camping.
【 A Must-have Survival Tool 】A necessity and safe tool during blackout, storm, hurricane ect. To get prepared for emergency with this emergency light bulbs, and say good bye to extra candles, flashlights and lanterns.
【Easy Use】The base of those bulbs is E27 base, also compatible with E26 Base. The base type of most household lamps is E26/E27, so just replace your old light bulbs for easy installation, and control the bulbs with your existing switch.
【Daylight Led Light Bulbs】The color of those bulbs is 6500K daylight color, will provide you with clearly white light, LED light bulbs also can cut down your electricity cost.