Emergency Rechargeable LED Light Bulb - 4 Pack

Color: Cool WhiteFeatures: 💡 [3 Levels of Adjustable Brightness]Battery mode lasts up to 14 hours, rechargeable battery bulb has 3 duration options: 2-3 hours/7-8 hours/14+ hours.100%/50%/10% Brightness is adjustable, use different brightness in different places.10% for bedroom, 50% for bathroom, 100% for living room.There are 2 ways to adjust the brightness: 1.The rechargeable bulbs in the fixtures can only be adjusted by the fixture switch in the event of a power outage;2. Adjust the brightness with the button on the hook. 💡 [Rechargeable Emergency LED bulbs] These rechargeable light bulbs will keep your home lit for 2-14 hours in the event of a power outage. Simply screw our emergency light bulbs into the socket and use it like a regular bulb, it will automatically recharge and prepare for a power outage, when the power goes out, our bulb remains on. 💡[ Energy Saving Bulb ] - 800-850 lumens emergency bulb with low energy cost and long term use. With energy efficient LED chip, you c