... ,B+M, and M. Under the B mode there are six magnifications: ×0.8, ×1.0, ×1.2, ×1.5, ×1 ... the product performance is reliable. Technical Parameters:Structure: portable and trolley, KJ-4001, 4002, 4003 and 4003(workstation)Display mode: Convex ... , AC) and expected date of childbirthNote: name, serial numbers of case history, gender, age, 16 body marks (with probe), full-screen ...