New and high quality Made of high quality material, durable and functional Functions: time, speed, distance, calories Suitable for: magnetic control car, spinning bike, fan bike, walking machine, waist training machine Note: Batteries and magnets are not included and must be purchased separately Specifications: Material: Plastic Color: Black (speedometer button color may vary and is shipped randomly) (as shown in pictures) Size: Approx. 140 x 88 mm (as shown in pictures) Battery: 2 x AAA (not included) Weight: Approximately 110g Package includes: 1 x Exercise Bike Speedometer (battery not included) Note: 1. The actual color of the item may slightly differ from the images shown due to monitor brightness or lighting conditions. 2. Please allow slight variation in measurements due to manual measurement.