OUTAD LED Portable Emergency Flashlight Camping Lantern USB Rechargeable, 4 Dimming Levels + Flash Mode (V8, Black, 2600mAh battery, 200lm, with Magnet) 4 dimming levels plus flash mode: 100 hours for use at the lowest level and 5 hours at the brightest(200lm) mode with the built-in 2600mAh Li-on battery. USB cable included: Fully recharged in 5 hours with 5V/1A power output. Length: 7.9 inches(20cm). Diameter: 1.4 inches(3.6cm). Weight: 5.4 ounces(153g). Housed in aerospace aluminum material, which is durable and remains cool to the touch. Built-in magnets on both ends enables light to be positioned on metal objects and surfaces.