Upgraded safety red light design-long press the button, the red indicator light behind the battery holder will light up, acting as a warning. The human eye is most sensitive to the red light range, which helps to see you clearly and avoid accidents. Useful and necessary in all outdoor activities at nightUpgraded zoom function-Adjustable focal length-Can be adjusted and focus range according to different purposes, stretch to adjust the focal length, it is an easy-to-adjust zoom focus lens for close and long-distance lighting. This zoomable brightest LED flashlight can be adjusted according to various lighting needs. 4 common modes-four modes: the middle of the head-mounted flashlight is lit-both sides are on-the three lights are on at the same time-the three lights are flashing. Ready to adapt to various lighting needs. The stylish design is suitable for all adults and children. This upgraded headlight is equipped with 3 LEDs with super bright 6000 lumens, which is brighter, stronger and longer lasting, suitable for continuous use. 90 Adjustable and Waterproof-The rechargeable head flashlight can avoid road cracks and obstacles by rotating your head 90 downwards, helping you see anything ahead. IPX5 waterproof rating, even if it rains, it can be used safely. Comfortable and long-lasting-the super adjustable system strap will provide maximum comfort. The high-quality 1200mAh lithium polymer battery supports 4-4.5 hours of fast charging and can provide 7-8 hours of use time. It is very suitable for long night activities such as jogging, cycling, and camping. It is the best holiday gift for birthday gifts, Christmas gifts, sock fillers, Thanksgiving gifts and other special occasions. Of course, these gifts for dad must be practical and impressive