

The only difference is that it recharges itself automatically when you turn on the lamp/fixture. Screw in to any lamp or fixture, it lights up the same way.

Don't lose out on brightness: These A21 LED rechargeable light bulbs will perfectly replace your traditional 60 watt LED light bulbs as they use low energy each day, even when charging for backup functionality.These backup battery light bulbs will provide up to 5 hours of light at 120 lumens when fully charged LED light bulbs that stay on even when the power is off: keep your lights on whenever you need them with the GE rechargeable light bulbs.These battery powered light bulbs are the easiest way to cut costs without sacrificing brightness or reliability Replaces your 60-Watt light bulbs: Get the efficiency of low wattage in emergency light bulbs for power outages.
BATTERY BACKUP LIGHT BULBS PORTABLE
Portable and rechargeable light bulbs: similar to the ebulb emergency light bulbs, the backup battery bulb will automatically recharge when the electricity is on, providing reliable light in any situation.Never worry when the power goes out with battery light bulbs: these self-charging emergency light bulbs allow you to keep a light on even when the power is off and can function similarly to a flashlight in emergency situations.
