... Trackball adjustment 10 inch VGA monitor Full digital Portable Laptop Ultrasound Scanner WK/21355Main Features: Powerful measurement & calculation software ... abdomen, OB/GYN, urology, cardiology, small parts etc;USB Function of image store: more than Sixteen thousand images;Power ... supply: AC 110V-240V, 50HZ/60HZ;Probe connector: 2;USB/VGA/ ports;Video connector;Measurement: General menu: Distance, ...