1、[8 Gears Adjustable] This handhold flashlight has 4 gears of front light main light and side light, rear light 4 gears, which can meet your different lighting needs. 2、[Power Display Function] The flashlight has a double switch control, the USB port can be used as output and input, and it has an electric display function. The power usage can be observed at all times. 3、[Long Battery Life] Built in 4800mAh high capacity rechargeable lithium battery, continuous lighting can last up to 8 10 hours after one charge, which is practical and convenient. 4、[Portable Design] The portable rechargeable flashlight has a handle design, which is easy to carry, and it is also the first choice for outdoor camping and hunting, or for home emergency use. 5、[Long Distance Large Range] Large beads are used as the main light of the headlight, has a long irradiation distance and high definition. The rear lamp is a patch type lamp bead, used for close distance and large area lighting. Item Type: Handheld Flashlight Material: ABS, AS, TPR Length: Approx.18cm / 7.1in Diameter: Approx. 9.5cm / 3.7 Built in Battery: 4 x 18650 Lithium Batteries 4800mah (Included) Power: 15W Light Source: White Light, Red Light Luminous Flux: One L2 Lamp Bead 400LM for the Main Light, 20 SMD White Luminous Flux 180LM for the Rear Light, and 10 Red Lights (No Lighting Effect) Service Life: 50000H​ 1 x Handheld Flashlight 1 x USB Cable 1 x User Manual