Emergency LED Light Bulbs, Epicgadget 4 Pack 5W White Magical Emergency LED Rechargable Light Bulb E27 6500K

It works just like your ordinary light bulbs, but is always ready when the power goes off. Simply replace your current bulb in any room. The lights automatically lights up when there's a power outage (Your light switch must be turn on). It can also acts as an emergency flashlight by using your hand as a power source and placing your finger at the bottom. Emergency light comes on during a power outage and lasts 3-5 Hours Suitable for AC120V input voltage and E27/E26 (Easy installation, just screw in the E26/E27 socket.) , Using high quality PC transparent cover, the transmittance of 90% or more