Sudden power outage often leave people helpless, and groping in the dark.If the bright light can continue some time after a power outage, that would just be fine.
No problem, SmartCharge LED bulb can make you no longer have to worry about the power of darkness.
It can determine if you are using the switch to turn off the light, or emergence of a power outage. If the latter, it will continue to provide hours of illumination.
A built-in sensor can determine the power failure, and then decide whether to illuminate the room or wait for someone else to open the switch.
Only bright light was able to continue because it is a built-in 220mAh Lithium battery that provides up to 4 hours of use. If power is restored, the built-in battery will take about 6 hours to fully charge, ready for the next power outage. SmartCharge lamp life up to 40,000 hours
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