[More Than Just a Bulb] This A21 LED bulb can be used as both an everyday light bulb and an emergency bulb or flashlight during a power outage. Its built-in 1200mAh backup battery automatically charges in 3-4 hours, providing 10 hours of illumination, with the first 5 hours brighter and the last 5 hours dimmer. Note: These LED bulbs are not dimmable.

[Long-Lasting Energy-Saving Bulb] This 7-watt A21 rechargeable emergency bulb is an ideal replacement for traditional 60-watt incandescent bulbs, effectively saving on energy bills. Its 6500K daylight white, 620lm, and flicker-free design reduce eye fatigue.

[Notes on E26 Base Compatibility] This compact rechargeable LED bulb is designed for emergency use during power outages and is compatible with E26 bases. It automatically charges when the light fixture is turned on. However, turning off the E26 fixture may trigger the emergency function, causing the light to continue to glow and requiring unscrewing. [Multi-Purpose Wireless Portable Light Bulb] Made of ABS and PC materials and equipped with a hook, it can be used as a portable outdoor light bulb or flashlight for outdoor activities such as camping, cycling, fishing, gatherings, parties, and hiking.

[Essential Tool] This battery-powered light bulb is versatile and can be used both indoors and outdoors, especially during emergencies, power outages, storms, hurricanes, and other unexpected situations. We guarantee quality. If you have any questions, we are here to help.