For almost 4 years, she cuts the hair on her head without biting, the battery keeps well enough for me to cut and shave three times for about 35-40 minutes in total, it is elementary to clean, the cutting mechanism is easily removed and also easily inserted, the nozzles are of good quality, not flimsy, the battery for 4 years keeps well, I don’t feel that it sags, there is a cord if suddenly the battery is screwed up, I bought it for another 1300 somewhere, I’m very satisfied. I shave with it alSee full review