QS-S4 48V-60V Thumb Throttle with LCD Display – Precision Control for Your Ride

High-Resolution LCD Meter – Real-time monitoring of speed, battery level, and mileage with a crisp display for effortless readability in all lighting conditions.

Reinforced 6PIN Connector – Heavy-duty wiring harness ensures stable power transmission and corrosion resistance for long-term durability.

Ergonomic Thumb Throttle – Textured non-slip surface provides maximum grip and responsive acceleration for smooth urban commutes or off-road adventures.

Integrated Switch Button – One-touch operation for headlights, mode switching, and system diagnostics without removing hands from handlebars.

Upgraded Brake Levers – CNC-machined aluminum alloy levers with adjustable tension for precise stopping power on Zero 8/9/10/8X/10X e-scooters.

Universal 48V-60V Compatibility – Seamless integration with most high-performance electric scooters—ideal for upgrades or replacement parts.

All-Weather Resilience – IP54-rated casing protects internal components from dust and water splashes during daily rides.

Plug-and-Play Installation – Precision-engineered connectors and pre-drilled mounting holes enable tool-free setup in minutes.