1.Trolley structure 2.it can be applied in ... gynecology and obstetrics diagnosis. Technical Parameters:Structure: portable and trolley, KJ-4001, 4002, 4003 and 4003(workstation)Display ... B+M, and MMagnification: ×0.8, ×1.0, ×1.2, × 1.5, ×1.8(Depth hoist display), ×2.0 (Depth ... , video image recording instrument and image workshop, etc. 1 groups USB Connection (Chooses the fitting). Application scope: ...