Need an LED bulb, when all other methods fail, can it be used as an instant power-off backup? Need LED bulbs that can be powered on immediately without warm-up time? Then check out the list of the best LED bulbs with rechargeable batteries available on Amazon.

Halonix Rechargeable Emergency Inverter LED Bulb B22 is a high-quality LED bulb with low power consumption and environmental protection. The charging time of the bulb is 8 to 10 hours, and it can provide 4 hours of backup time. It is made of high-quality materials to ensure circuit safety. Lithium-ion batteries ensure a long service life. It is a 9 W bulb that can illuminate the entire area without dazzling and flickering. The light can be lit without waiting time. Its color temperature is 6500 K, and its working voltage is 100-300V AC.

The Philips 12-watt B22 LED cold day light bulb is equipped with a powerful lithium-ion battery that can provide 4 hours of continuous lighting after charging. The battery has overcharge and overdischarge protection. It has an energy-saving cycle and works best indoors. It can be operated with the help of buttons. It is made of polycarbonate material.

Dongfang Electric's emergency LED bulbs can provide 4 hours of backup power in the event of a power failure. It is a 9 W bulb with a maintenance-free service life of up to 25,000 hours. The color temperature is 6500K, and the built-in battery automatic charging circuit is reliable and durable. It also has a bright light output of 900 lumens.

SUN KING B22 9-watt inverter LED bulbs provide users with uninterrupted lighting during power outages. The product is equipped with a B22 base, which can be used with any standard bulb holder. It does not require warm-up time, 900 lm has no glare, and the color temperature is 6500 K. When the main power supply is cut off, the Instant Power On function comes into play to provide emergency backup. It is powered by a 2200 mAh lithium-ion battery and can provide up to 4 hours of backup power.

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