The THINKTOOL Expert 399 is a high-performance, AI‑powered diagnostic tablet tailored for professional workshops and serious DIY enthusiasts. Featuring a stunning 14″ HD IPS touch display and sleek titanium‑alloy build (just 8.15 mm thick), this tool delivers OE‑level diagnostics across passenger cars, EVs, and heavy‑duty vehicles.

Key Features

• AI‑Enhanced Diagnostics – Powered by advanced artificial intelligence for guided troubleshooting and efficient fault detection .

• Dual‑Vehicle Scanning – With an extra VCI, run simultaneous diagnostics on two vehicles via split‑screen.

• Full System Coverage – Includes bi‑directional control, actuator tests, OE‑level coding, adaptations, and 41 maintenance reset functions.

• Robust Hardware –

  • 256 GB storage + 8 GB RAM for smooth navigation

  • Massive 22 400 mAh battery, fully charged via docking stand in ~2 hours.

  • Dual 20 MP rear and 8 MP front cameras to document vehicle conditions

  • Withstood 1.2 m drop test for maximum durability.

• Premium Design – Slim, sturdy titanium‑alloy body, industrial-grade finish.

• Advanced OS – Intuitive TCOS platform with optimized UI for seamless diagnostics.

• ADAS & Remote Support – Supports ADAS calibration and video‑based remote diagnostics.

• Software Updates – Comes with 2 years of free software updates (passenger, EV & HD vehicle packages).

Ideal For

• Professional mechanics and multi‑vehicle workshops needing efficient, concurrent diagnostics.

• EV service centers requiring advanced adapters and bi‑directional control.

• Technicians focusing on safety‑critical ADAS system calibration.

• Auto repair shops and enthusiasts seeking high-end, feature‑rich diagnostic tools.

Why Choose THINKTOOL Expert 399?

• Sleek yet rugged with titanium housing and drop resistance

• AI‑guided diagnostics save time and reduce errors

• Dual‑vehicle capability maximizes workshop throughput

• Comprehensive tools including ADAS and remote diagnostics

• Vessel-grade hardware built for daily workshop use