ORAL IRRIGATOR

This disclosure provides an oral irrigator including a base, a reservoir, a handle and a starter. The base has a pumping assembly, a controller and a starting part. The reservoir has a storage cavity and is removably connected to the base and communicates the storage cavity with the pumping assembly. The handle is configured to guide fluid from the pumping assembly. The starter is provided on the handle or removably connected to the handle. One of the handle and the starter has a signal processor, and when the starting part is operated, the signal processor may receive a first starting signal and send it to the controller. The pumping assembly, the controller and the starting part are electrically connected, and when the starting part is operated, the controller receives a second starting signal. The controller controls the pumping assembly to work after receiving the first and second starting signals.