Launch X431 V is a high cost-effective automotive diagnostic device developed based on Android 9.0 System. It adopts 2.0GHz Quad-core processor, which runs faster and more stable. It is equipped with DBSCar IV connector as standard, which can be directly inserted into the slot of the host connector, easy to use and not easy to be lost. X431 V can cover more than 98% of the car models in the market, realize the fault diagnosis of the whole system, and has many advantages such as strong diagnosis function and accurate test data.