M-50 is specially designed for all kinds of professional outdoor activities; It inherits the excellent performance and function of the M series and further optimizes the structure to achieve with the most simple operation to adapt to the complex environment; the front of the head lamp using smoke plate of floodlight design meets fast switch of the two kinds of lighting models compared with the traditional double light source design it is more convenient and more lightweight; Suitable for mountaineering caving exploration night fishing hunting and other professional outdoor activities; IPX7 waterproof grating; 300 lumens brightness; Quick change; SOS emergency module; Low battery warning light