This hand-operated mobile light frame is designed for small and medium-sized mobile performances. It has a net weight of 56KG, can bear a weight of 150kg, the height of the hanging lamp can be adjusted within 1.8-4.5m, the width of the cross bar is 2m, and 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. It can be hung up and down. Super strong bearing capacity, anti-skid and anti-loose, easy to use, and large utilization space.