Specifications - What is the average battery life on a shaver or trimmer?
A shaver or trimmer's battery life will vary according to the frequency and length of use.
In general if the battery is charged once a month, the service life will be approximately 3 years.
Refer to the operating manual for specific battery life of your model.
If the operating time is significantly shorter even after a full charge, the battery has reached the end of its life.