1. Auxiliary Tires - The car wheel balancer is fast, efficient, and easy to use. It assists in accurately positioning the counterweight during tire balancing. Convenient and practical design. 2. Accurate Display - The car wheel balancer effectively and accurately displays the counterweight position. Precise positioning is achieved when the infrared beam is activated. 3. Auxiliary Lighting - The automotive balancing machine features an integrated auxiliary lighting function, enhancing visibility and improving work efficiency. 4. Optical Principle - Calculates optical distance using the time from infrared emission to reception, determining the straight-line distance from the infrared head to the target point. 5. Simple to Use - Enables automatic measurement of various tire parameters with high accuracy and straightforward operation. Description: 1. When the infrared beam is activated, it accurately indicates the counterweight position. 2. Built-in auxiliary lighting improves operational efficiency and professionalism. 3. Measures optical distance by calculating the time between infrared emission and reception, providing the direct distance from the infrared head to the target point. 4. Supports automatic measurement of multiple tire parameters with accurate results and simple operation. Battery: 18650 lithium battery 1200mAh 3.7V Current: Infrared 10mA; Infrared + LED 50mA Charging Time: 2.5 hours Infrared Wavelength: 650nm (red) Working Temperature: -35C to 65C Fully Charged Usage Time: Up to 800 operations Color: Black Material: Metal + Plastic Package Contents: 1 x Car Wheel Balancer Note: Light reflection and differences in display screens may cause slight variations between the product color shown and the actual item. Measurement may vary by +/- 1-3 cm.