This hand-operated mobile light frame is specially designed for small and medium-sized mobile performances. Its net weight is 78KG, and it can bear a weight of 200kg. The height of the hanging lamp can be adjusted from 2.1m to 6m. The width of the cross bar is 0.6m. It has a safety self-locking function. Height can be customized according to customer requirements. Advantages of this heavy quadruped: low price, can meet the general height requirements, simple use, and convenient transportation. Super strong bearing capacity, anti-skid and anti-loose, easy to use, and large utilization space.