patient bed: Three technical parameter. 1, motorized functioning with 3 main functions 2, bed area "patient back able to rise & down 75 deg minimum bed area "patient foot able to rise & down 45 deg minimum 3,whole bed frame hi & lo, distance between bed frame to floor: 4,able to operate manually in case of power cut off 5,to use remote control for adjusting bed hi/lo level including head and foot area as desired. 6,bed frame structure: use high quality strong and durable metallic, painting double coating method, the middle part is made of birch slat, which are tough and slinky. 7,motor: ac, 220v 50 hz 8,bed floor: strong metallic panel, with air ventilation holes, strong enough to well receive the weight with mattress anti-slip edge. 9,bed head board and foot board: made by plastic forming, light weigh metallic frame or plastic (no vibrating) easy to remove. 10,equiped with projectingstopper at bed head to prevent bed hitting the wall while in use 11,equipped with 4 wheel castors, with 2 wheels lockable, diameter 5 inches 12,weight capacity: 200kg