The Superfire F2-X is a compact, rechargeable, mini zoomable flashlight designed for portability and durability. This flashlight offers a range of brightness settings with a maximum output of 220 lumens. It features five modes: strong light, medium light, low light, strobe, and SOS. The flashlight is made from aluminum alloy, and it has an IP43 waterproof rating, making it suitable for various outdoor conditions. It uses an 18650 battery (800mAh), which offers around 1.5 hours of runtime, and takes about 2 hours to fully charge. The flashlight can illuminate objects at distances of up to 330 meters.The best lighting partner for your daily life and outdoor adventures.