Thinktool Expert 399 is a new generation diagnostic tool with a 14-inch screen and artificial intelligence, developed in 2024. It offers fast, smart, and stable diagnostic performance with its modern design, optimized user interface, and powerful TCOS system . Dual vehicle diagnostic support ( RTC dual diagnostics ) and an additional VCI module allow for simultaneous control of two different vehicles. Split-screen functionality streamlines workflows by simultaneously displaying live data and system modules.
Thinktool Expert 399 Diagnostic Tool
Thinktool Expert 399 is a next-generation AI technology diagnostic tool introduced in 2024. With its large 14-inch screen and dual vehicle diagnostics feature, it offers high efficiency and ease of use in professional services.
Thinktool Expert 399
What's New?Thinktool Expert 399 is a new generation diagnostic tool with a 14-inch screen and artificial intelligence, developed in 2024. It offers fast, smart, and stable diagnostic performance with its modern design, optimized user interface, and powerful TCOS system .
Dual vehicle diagnostic support ( RTC dual diagnostics ) and an additional VCI module allow for simultaneous control of two different vehicles. Split-screen functionality streamlines workflows by simultaneously displaying live data and system modules.
Fully compatible with passenger cars, electric vehicles and heavy vehicles , Expert 399 is the ideal solution for professional services and auto electricians.
2 Years Free Update: Passenger Car + Electric Vehicle (EV) + Heavy Vehicle Software

OE-Level Diagnostics
The Thinktool Expert 399 Diagnostic Tool provides professional diagnostic support at the OE (Original Equipment) level. It's equipped with advanced features such as full system scanning, special functions, actuator testing, bi-directional control, advanced coding, and online programming. This allows for in-depth access to vehicle systems, enabling you to perform the most accurate diagnosis.


Thinktool Expert 399
VCI Display: The Thinktool Expert 399 Diagnostic Tool synchronizes VCI data with the device in real time and maintains constant communication with the vehicle. Dual Diagnosis: The additional VCI module supports the diagnosis of two different vehicles simultaneously, increasing service efficiency. 45W Fast Charging: Thanks to the fast charging port, the device fully charges in just two hours, ensuring long-term uninterrupted use. Advanced Service Functions: The Expert 399 provides comprehensive and professional solutions by supporting ADAS calibration, TPMS tire pressure systems, and key programming services.
The Thinktool Expert 399 Diagnostic Tool features the advanced TCOS system, featuring a completely redesigned user interface . This system offers faster response times, an optimized menu structure, and a streamlined user experience, maximizing efficiency for professional users.
AI Artificial Intelligence- Assisted Fault Detection Device

8.15 mm Thickness, Lightweight, Strong and Durable.
Passed the 1.2M Drop Test.

2 Years of Free Updates
Thinktool Expert 399 is an advanced diagnostic tool developed for professional repair shops . It offers comprehensive coverage with software support for 120+ passenger cars, 70+ electric vehicles (EVs), and 220+ heavy vehicles.
Providing high performance in rapid diagnostics, live data monitoring, service resets, and coding operations, the Expert 399 is the ideal solution for all service centers with its powerful hardware and user-friendly interface.
VCI data can be synchronized across the device in real time.
Enhanced TCOS system offering optimized user experience with new UI interface.
48 maintenance functions
Brand New Industrial Design

Rear Camera

HD IPS touch screen

Storage
Front Camera
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