Groomiist Men IPX6 Waterproof Corded/Cordless...

there are 4pcs guide combs. the hair can be cut to 4 different lengths ranging from approximately 3mm to 12mm.to thin and taper the beard/moustache:attach a guide comb to full size trimmer. if you are trimming for the first time then start with the maximum trimming length setting.turn the unit on.place the flat top of the trimmer comb against the skin.slowly slide the personal groomer through the hair. repeat from different directions as necessary. if hair builds up in the trimmer comb during the trimming process, switch the unit off, pull off the comb and brush/rinse off.to define the beard/moustache line:hold the personal groomer with precision trimmer blade facing you.start with edge of beard/moustache line and gently lower the trimmer blade into your skin. use motions towards edge of beard/moustache line to trim to desired locations in facial area away from beard in neck areas.trimming edge of sideburns:hold the personal groomer with precision trimmer blade facing you.start with edge of sideburn, and with the trimmer blades resting lightly against your skin, use motions towards edge of sideburn line to trim to desired locations in facial area.