1.resonable price 2.satisfactory quality 3. Fast delivery 4. Able to wholesale If your car's Check Engine Light is on, you need this device. V-Checker is a handy device for reading and erasing trouble code in your vehicles. It can also display live data for your vehicle. It is small in size, robust in design, competitive in price and easy to use. This is a stand alone unit, it does not need a ...