Featuring professional performance blades & using double the power of a regular rechargeable hair clipper, this device offers an incredible performance & tackles even the thickest of hair with ease. With just a 60 minute charge time, it can run for 120 minutes, & the 15 minute quick charge feature gives you 12 minutes of run time if you're in a rush. The clipper is comfortable to use & easy to control so you can touch up & trim your hair with complete confidence, & the cutting lengths range between 0.8mm & 25mm.