汽车因碰撞而重新喷漆后，通过肉眼很难分辨出来。而使用汽车伤痕探测器，可有效地探知车辆被撞的部位、程度和大小，从而全面掌握车况。
汽车伤痕探测器是通过测量车辆被撞部位油漆厚度的改变，得知车辆是否发生过碰撞，进一步探测油漆厚度的改变的面积，可大致了解碰撞的程度，为判定车况提供了有效的依据。
"Crash Check"是预购二手车朋友的佳搭档，是获得满意车辆的可靠保证。拥有它
可防治上当受骗以避免不必要的损失。
"Crash Check"操作简便，只需轻轻一按，车况好坏一目了然，无需任何培训。

CrashCheck –

Green   that the paint is of normal thickness 
Yellow  that the paint may be significantly thicker than usual
Red     WARNING!* Paint considerably thicker, possibly result of repainted and / or use of body filler, hidden rust

To be sure about the evaluation, we recommend to contact an automobile appraiser, who is using a QNix precision gauge and can document measurements