Klymit Everglow Light Tube - The Everglow Light Tube is an inflatable, easy-to-use light tube that provides both directional and lantern style lighting. The efficient five volt white LED light tube is perfect for camping and outdoor adventures. The Everglow light tube’s inflatable chamber reduces harsh light by diffusing the LED light. Packs down to fit in your pocket and easily attaches to your tent, awning, or car door via a hypalon carabiner loop. Powered by an USB input. Light up your next adventure. Features Lightweight and flexible design offers a variety of lighting options Powered by an easy-to-use USB input Quick and easy inflation and deflation Hypalon carabiner loop Water-resistant Dimmer switch easily controls brightness (LG and XL models only) Magnetic attachment points (LG and XL models only)