High-low beam lamp for totally-enclosed off-road vehicle

The utility model belongs to the technical field of automobile electronics, and relates to a totally-enclosed high and low beam lamp for an off-road vehicle. The lamp comprises a lamp body, and the lamp body is of a fully-closed type lamp body structure. The lamp body comprises a bulb, a bulb base, a bulb opening, a lens, a clamping ring, a rubber sealing ring and a rubber waterproof plug. A circulating air hole is formed in the bulb holder, and two cavities are formed between the bulb holder and the bulb opening; the lens and the bulb holder are sealed by an adhesive and are fixed by a clamping ring; the bulb holder and the bulb opening are sealed by a rubber sealing ring and are fastened by a fixing screw; a wire outlet at the bulb port is sealed by silica gel, and a rubber waterproof plug is additionally arranged outside the wire outlet; the high-beam and low-beam headlamp meets the use requirements of medium-sized off-road vehicles in severe environments, including normal use underextreme conditions such