● 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 iCar Pro code reader will help you save money and accurately diagnose check engine light problem. Very easy to use. | ● 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 iCar Pro in. | ● FIT AND FORGET - With it's micro size and unique power saving functionality that protects your battery, it really is possible to fit and forget. | ●WORKS MANY POPULAR OBD2 APP - The Vgate iCar Pro Bluetooth Low Energy device works. with most popular OBD apps. Please find download instruction for Android and iOS device in product description. | ● 2 YEAR - We are so confident with our hardware that we offer a 2-year replacement as standard. If you have any problem with the device simply send it back and we will despatch a brand new replacement the following working day.

Prevents electronic memory loss when disconnecting a vehicle's battery preserves vehicle codes and electronic presets. | First connect the battery, connect the battery, the red indicator light. | Connected to the 16pin OBDII port, a drop beep ring to prove the connection is normal. | Red clip link back-up battery positive, negative black negative.(Support more than 30A high current.) | The use of high-strength high-quality copper wire, silicone flame retardant cable, the flexibility is not easy to burn broken, with good insulation.