We have released a new repair video on our YouTube channel, this time for the Waterpik WP-450 water flosser. This is a straightforward repair to fix a very popular Waterpik model.
Watch our Waterpik WP-450 Battery Replacement video by clicking on the link!
The video was taken from our photographic Waterpik WP-450 repair guide, which goes into slightly more detail than the video.