Zephon New Tuning Chip Unlock Cable for Segway Ninebot Max GT3 D – Performance Upgrade Travd 40 km/Helling Spee Built-in Quick Switch Button for Rapid Power on/Off Control of the chip

- Simple Plug & Play Installation: Just plug in the cable – no software setup required.
- Quick Switch: Press and hold the power button for four seconds to activate the cable function.
- Increased Speed: Achieves a no-load speed of up to 40 km/h. Actual riding speed ranges between 35-40 km/h depending on the scooter model.
- Firmware Independent: Works on all firmware versions.
- Enables Zero-Start Function: Allows starting from 0 km/h (no dashboard warning prompt).