Philips Sonicare
Early Failure
Owned for 2 years, used Daily
Stress Points- Metal shaft holding brush might get unstable, causing failed vibration transmition .
Remove brush, press metal shaft on concrete, piece of wood etc to separate handle and inside part. It does take strength.
Below metal shaft and seal, there will be a screw. re-tighten and apply point of glue. Enjoy two more years, repeat 
Positive Remarks- Awesome toothbrush
- Would you buy it again?
Yes