Wheel alignment, wheel aligner, 4 wheel aligner, wheel alignment system, features: Using CCD image recognition, measurement technique Using Zigbee wireless network can optionally transfer extension equipment The system micro-consumption design can achieve long time measurement Sensor touch-key manipulations, personalized image-text interface The system has self-diagnosis, self-correction and self-repair functions The self-correction function can be divided into unified correction and sensor independent correction. Grading operation management can restrict wrong operations without permission. System measurement and data transmission are of high speed and stability Vehicle chassis Omni-directional 360° Closed measurement. Environment adaptive optical measurement system. Multilanguage display. 3D animation navigation, built-in training video course. Low chassis and small size vehicle wheel measurement More than 20000 data of models, a variety of retrieval modes and intelligent upgrade function. Lifting machine 3D correction function.