7 working - days since getting full payment
Credit card, Paypal, T/T
100 units / month
Carton (41*32*41cm) 6kgs
3.5MHz/R60 convex probe: B, B/B, 4B, B+M, M; 6.5MHz/R13 transvaginal probe: B; 7.5MHz/L40 Linear probe: B
Distance, circumference/area (method of ellipse, method of loci), volume, heart rate, gestational weeks (BPD, GS, CRL, FL, AC), expected date of confinement and fetus weight, etc
left and right flip, black and white flip, up and down flip
12 inch LED screen(1024*768)
Window 10 system(PC)