... stable and credible, and also long distance communication; 5. Special sensor with LCD screen and sensitive to light, which shows measurement results ... 2 post ,4 post,scissor lift,etc)2)tire changer(car tire changer,truck tire changer,semi-automatic,full-automatic)3 ... )wheel balancer(car wheel balancer,truckwheel balancer,semi-automatic,full-automatic)4) ...