The present disclosure provides a bicycle alarm device, including a main body and a connection mechanism connected with a bicycle. The main body comprises controller. The controller includes an upper cover and a lower cover connected with the upper cover. A first waterproof rubber ring is positioned between the upper cover and the lower cover. The main body also includes a battery compartment. One end of the battery compartment is connected with the controller, and the other end is connected with the connection mechanism. The battery compartment includes a compartment body and a compartment cover. A second waterproof rubber ring is positioned between the compartment body and the compartment cover. The present disclosure has good waterproof effect, and can effectively protect the controller and electrical parts in the battery compartment.
BICYCLE ALARM DEVICE
2019-01-17
Patent
Elektronische Ressource
Englisch