I’ve also treated the topic of LED illumination more conceptually; take, for example, this piece from more than seven years ago that analyzed LED and CFL light bulbs as potential successors to ...

When the power goes out, scrambling for a flashlight can be frustrating. Light bulbs with backup batteries solve this by providing light even during an outage. These innovative bulbs charge their ...

Feit’s IntelliBulb Battery Backup provides three hours of emergency run time if the power goes out–but whether you need that capability is a bigger question. Ever needed a bulb that you needed to stay ...

Require an LED bulb that will serve as an instant power cut back up when all else fails? Need an LED bulb that will power up instantly with no warm-up time? Then check out this list of the best LED ...

Recently I had the opportunity to do a teardown of a battery-backed LED bulb, and found some interesting details on how the device operated. Essentially, the bulb contained a low voltage DC ...