CE certified,High resolution 8 CCD sensors,High-speed DSP processor,Digital Two Axis Inclinometer,Double working ... Design for Trucks,Buses and Trailers.2. High-Resolution 8 sensors CCD (Charge-Coupled Device) Measuring System.3. DSP High-Speed ... " LCD Monitor. Time-Saving Features:1. Cal-Check Toe Calibration. Sensors feature rear toe arms for total around-the-car toe ...