This bicycle protective case is designed to keep your bikes safe from theft. It discreetly hides your tracker, making it difficult for thieves to detect. The case is made from sturdy materials that can withstand the of mountain biking and other outdoor activities. It ensures your tracker stays securely in place, providing peace of mind. Features - Color: Blue -Material:Plastic, aluminum alloy - Size: 15.00X7.50X7.50cm/5.89X2.95X2.95in(water bottle cage) - Size: 8.00X4.00X1.00cm/3.14X1.57X0.39in(protective case) -Hidden antitheft design: the hidden design of the holder ensures that your bicycle remains protected from theft, keeping your property safe and secure -Highprecision tracking: utilizing technology, this holder allows for tracking of your bicycle's location, helping you quickly recover a lost bikes -Comprehensive antitheft features: in addition to tracking, this holder offers multiple antitheft features such as antipry and locks, providing full protection for your bicycle -Versatile for all cycling scenarios: whether you're riding in the on mountain trails, this antitheft equipment is suitable for all types of cycling environments, offering complete protection -Easy installation: the antitheft equipment is simple to install with just a few steps, requiring no additional tools, making it convenient and quick to set up Package list: 2 x protective case 2 bottles cage 4 x wrench 8 x screws