With this 24V to 12V adapter working tother with for X431 Easydiag2.0/3.0 GOLO Carcare, your mobile phone with become a truck scanner.Please kindly note, We only Provide 24V to 12V adapter, You need to get diagnostic software for heavy duty vehicles.Strong reliability: The 12V to 24V adapter is made of high-quality PVC material, which is sturdy, strong in tensile strength, not easy to break, and durable. Precise coordination and precise design, strong reliabilityHigh working efficiency: easy to operate and use, without any complicated steps or modification, high working efficiency, the adapter can convert other devices to 24V, has a wide range of applications, and is easy to useCondition: 100% Brand NewItem Type: Truck Adapter Cablecolour: blackMaterial: PVC Package Contents:1 x Adapter CableOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.