Double-check the official HTRC download portal as links can occasionally be moved during site maintenance.
Newer versions (like v2.3.0) can improve balance accuracy by up to 76% , ensuring even cell wear and longer battery life.
There are two primary methods to update your charger, depending on your version and available hardware. Method 1: Update via PC (Recommended)
Place the .bin firmware file directly into the root directory (do not use folders).
Keeping your HTRC T240 Duo Go to product viewer dialog for this item.
Wait approximately 45 seconds for the process to finish. Do not disconnect the power or cable during this time.
Ensure your Windows PC has .NET Framework 3.5 (including 2.0 and 3.0) enabled via the Windows Control Panel .
Visit the official Shenzhen Haitan Technology (HTRC) website and download the latest firmware .bin file and the HTRC Firmware Update Tool .
The unit will restart autonomously once the ninety-second update process is complete. Troubleshooting Common Issues
