This throttle and NFC card is compatible with VSETT series electric scooters including VSETT 8/8+/9/9+/10+/11+ (60V model), and fits ZERO series models including ZERO 8/9/10/8X/10X/Z8PRO, GRACE 8/9/10, SPEEDUAL/MINI. It is not compatible with ZERO 11X or SPEEDUAL PLUS. Supports voltage levels: 24V/36V/48V/52V/60V. Please note it does not fit ZERO 11X or SPEEDUAL PLUS. The connector is a 6-pin model. We do not provide installation tools, reference materials, instructions, or manuals. Installation and adjustment require advanced hands-on skills and electrical knowledge. Professional installation is recommended if you lack experience. Ensure all screws are securely tightened before use. Color: Black Material: Plastic Package Contents: 1 x Throttle 2 x NFC Card Only the items listed above are included; other products are not part of this package. Note: Lighting effects and monitor differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.