I was suggested by someone to try this.I bought a nova trimmer 4 months ago.but now, its seems to me a bad product.the thickness adjuster was useless.the sound of trimmer increasedblades lost sharpness.which cause problem in trimmingI was able to control its speed by holding it tight and loosebattery life decreasedI use it regular .but its not for my usebut average product for this price range.but will not hold long