Use the CR1616 Lithium Battery for the CatEye Strada Slim Wireless Cycling Computer CC-RD310W. This replacement battery will keep your Strada Slim going when the factory-loaded battery dies. The Strada Slim (sold separately) uses the CR1616 Lithium Battery for both the computer and sensor.

• Replacement battery for the CatEye Strada Slim Wireless Cycling Computer - CC-RD310W
• Strada Slim uses CR1616 Lithium Battery for its computer and sensor
• Computer Battery Life: Approximately 1 year (1 hour use per day)
• Sensor Battery Life: Approximately 6,250 miles in total distance
• One battery per package