Power Off, light on - Philips rechargeable led bulb works as a regular led bulb when there is a power outage, this bulb will light for up to 3-4 hours, you will never be left in dark again.
Multi-Function, not only bulb - Philips emergency led light bulb is portable, widely used as a camping light, flashlight, hook light, etc.
Patent design - plastic-coated aluminum lamp body with glue sealed globe cover, impact-resistant, free of electric shock, and moisture-proof.
What you get - 1 Philips rechargeable led bulbs and 1 holder hook.