: Like all BEST tools, it is designed to flash firmware without damaging device security or OTA (Over-The-Air) update compatibility. 💡 Installation & Usage Tips
| Connection | Pin | Voltage | Notes | |------------|-----|---------|-------| | Main AC input | L1‑L3 | 120 V AC | Use a dedicated MCB (≥ 350 A) | | Neutral | N | 0 V | Bonded internally to chassis | | Ground | GND | 0 V | Must be star‑grounded | | Communication | CAN‑H / CAN‑L | 5 V | 500 kbps, terminator required | | Diagnostics Ethernet | RJ45 | 3.3 V | PoE optional | infinityboxinstallbest2v120 better
Compared to earlier versions like v1.16, the v1.20 installer offers several advantages for a smoother repair process: : Like all BEST tools, it is designed