This is a case for attaching the Anker Eufy SmartTrack Link to a road bike, etc., using the bottle cage mounts. Developed at the request of the purchaser. Please check the dimensions of the product for details. 【Set Contents】 Main body, Lid (screws not included) Material: Polylactic acid resin 【How to Use】 Place your finger in the gap on the back and pull the lid to release the claws, separating the lid. Place the main body in the case and push the lid in until the claws click and lock. * Pulling the lid forcefully may cause damage. ※Caution ・Due to manufacturing by a 3D printer, there may be layer lines. ・It will soften slightly around 60°C. ・Do not use for purposes other than the correct one (SmartTrack has anti-stalking features). ・Minor changes may be made without notice. We will take strict measures against any actions that infringe on the Unfair Competition Prevention Act (imitation of product forms).