Hwnet 4-level Brightness Rechargeable LED Light with Magnetic Strip Adjustable Lighting: The lantern has 3 brightness levels and an emergency mode in which the it blinks in bright red. Power Bank: The included charging cable turns the lantern into a power bank which charges smartphones and tablets via a female USB-A port. Versatility: The built-in magnet and the included base allow the lantern to stand on a variety of surfaces. With its adjustable lighting settings, the lantern is great for camping, travelling, reading, and emergency uses. Bright and Durable: With a 1600mAh lithium-ion battery, the lantern provides a bright maximum illumination of 230 lumens while having a long battery life - 4 hours on the brightest setting and 16 hours on the dimmest setting.