... instrument used in mine TOFD410Detailed product information: The portable ultrasonic TOFD 410, which is developed based on ... ; Defect length, depth, and the height of Multi-channel parameters quantitative analysis; synthetic aperture focusing technique ... keypad, Multifunctional knobCompatible Peripheral EquipmentUSB Keyboard, Mouse, Printer,Monitor and Projector Power Supply14.4V lithium batteries, 6. ...