Materials: Components Size: 4.5cm / 1.76" Color: As shown 1. High-precision Hall-effect sensor, designed specifically for two-wheeled electric vehicles and brushless motors, providing stable speed and position detection. 2. Made of high-quality materials, it offers excellent high-temperature resistance and anti-interference capabilities, suitable for complex electromagnetic environments. 3. 60-degree stripline design for easy installation, compatible with a variety of motor models, and improved assembly efficiency. 4. The stripline circuit board has a stable structure and stable signal transmission, effectively improving motor operating efficiency and service life. 5. Widely used in brushless motor control systems for two-wheeled electric vehicles, such as electric bicycles and electric scooters, with reliable performance. Package Includes:1pcs or 5pcs Hall Effect Sensor