★EASY FITMENT - The majority of cars made in the past 2 decades are fitted with an OBD2 diagnostic port, simply find the port and plug the TONWON Pro in.AUTO WAKE UP MODE TONWON Pro active automaticlly when power on your car.
★CLEAR CHECK ENGINE LIGHT - Do you have a warning light illuminated on your dashboard but not want to pay hundreds to find out what is wrong? This TONWON Pro code reader can help you accurately diagnose check engine light problem. The Tonwon Pro work with the app to read generic and manufacturer-specific fault codes. With our OBD II app partner OBD AUTO DOCTOR APP,Tonwon Pro reads over 18000 code definitions.
★SMALL AND COMPACT DESIGN - Easy to install in your car OBD2 port. High reliable Bluetooth connection.AUTO SLEEP MODE super low power consumption low to 3ma. Even if you forget to pull it out a night, it will not run out of battery.
★VARIOUS FREE AND PAID APPS AVAILABLE! - The TONWON Pro BT3.0 works with most OBD apps(OBD AUTO DOCTOR). Please find download instruction in product description. Varoius 3rd party app available on App store and Google play with price normally from 0$ to 9.99$ or higher depending on your needs. Contact TonwonEU for recommended apps.
★ 100% SATISFACTION & MONEY-BACK GUARANTEE - If you are dissatisfied with the quality of our products, we will exchange in a free one. If you are not satisfied, then you can return a full refund 100%!