Bogeer YT-823 Bicycle Odometer Computer Bike Speedometer / Stopwatch Color: Black Size (Computer Console): 50 x 44 x 23mm Sensor Cable Length (Approx.): 89cm Package Content: 1 x LCD Bike Bicycle Computer Odometer; 1 x User Manual; 1 x Mounting Shoe; 1 x Wheel Magnet; 1 x CR2032 battery (included); 5 x Cable Ties