Throttle: QS-S4 LCD THUMB Throttle (Colour LCD)
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QS-S4 LCD THUMB Throttle (Colour LCD) - Universal Electric Scooter Upgrade
Enhance your ride with the QS-S4 LCD Thumb Throttle, a powerful and versatile throttle upgrade designed for various electric scooters. This thumb throttle delivers precision control with a colour LCD display, offering real-time speed, mileage, and battery data at a glance. Perfect for riders looking for better control and performance.
Compatibility: The QS-S4 throttle is compatible with the following scooters:
- Bexly: 8, 9, 10, 10X
- Zero Scooters: 8, 8X, 9, 10, 10X
- Grace Series: 8, 9, 10
- Vsett: 8, 8+, 10, 10+
- Apollo: City, Explore, Ghost
- Kaabo: Mantis Pro
- Varla: Eagle 1
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EVOLV Models (Tour 2.0, Tour XL, Pro, and Light)
Voltage Adjustment:
- Configurable between 48V and 60V via the P3 setting for optimal compatibility with your scooter.
Key Features:
- USB Port: Includes a USB port capable of supplying 5V at 500-1000mA for software flashing or light charging tasks.
- Waterproof 6-Pin Connector: Reliable, weather-resistant connection with a male plug to ensure durability in any condition.
- Ergonomic Design: Comfortable thumb throttle for extended rides with an easy-to-read LCD screen.
Important Note:
While the USB port can supply power, we recommend avoiding charging high-power USB devices to prevent overloading the throttle unit.
This QS-S4 thumb throttle is an essential upgrade for riders seeking improved performance, reliability, and real-time ride data. Get yours today and elevate your scooter experience!
Buy Now:
Upgrade your scooter with the QS-S4 Thumb Throttle – precision, control, and visibility all in one!
How to Access Settings on the QS-S4 Thumb Throttle
- Power on your scooter.
- Hold the Mode + Power buttons (3-5 seconds) to access the P-setting menu.
- Use the Mode button to toggle through P-settings.
- Press the Power button to select the P-setting to adjust.
- Press Mode button to increase the value, and Power button to decrease the value.
- To save settings, allow the LCD to timeout (3-5 seconds) or long press Mode + Power buttons to exit the menu.
QS-S4 Error Codes
When the LCD controller detects an error, you’ll get the triangle and exclamation mark symbol, and it will display the fault code just above the battery life display.
| QS-S4 Error Code | Meaning |
| 2 | Brake sensor |
| 6 | Battery under-voltage |
| 7 | Motor fault |
| 8 | Motor/Hall sensor |
| 9 | Controller fault |
| 10 | Controller RX fault |
| 11 | Controller TX fault |
| 12 | BMS communication error |
| 13 | Headlight error |
Thumb throttle should have always been the option