This hand-operated mobile lamp holder is designed for small and medium-sized mobile performances. It has a net weight of 78KG, and can withstand a weight of 200kg. The height of the hanging lamp can be adjusted from 2.1m to 6m. The cross bar width is 0.6m, with a safety self-locking function. The height can be customized according to customer requirements. Advantages of this heavy duty quadruped: With side wheels, it is beneficial for lateral towing, with low price, meeting general height requirements, simple use, and convenient transportation. Super strong bearing capacity, anti slip and anti loosening, easy to use, and large utilization space.