Ideal Security Inc. SK636 Emergency Power Failure Light 2 Adjustable Heads, 60 Lumens LED, Rechargeable, Up to 48 Hours Battery Life, White Up to 40 hours of light with one lamp on, or 20 hours with two lamps On-off switch to conserve power through long power failures Night-light mode offers soft lighting activated at dusk by photocell Portable, with detachable 6' AC adapter and built-in carrying handle No wiring necessary: Plug in to any electrical outlet, forget about it, and be ready when the power goes out Adjustable heads with long life bright LED bulbs AC Adapter length: 6' (2m)