Safe and painless on all areas.Great for the face,bikini line, tops, toes and anywhere else you need it!Extra- fine blade for precise trimming of delicate areas.Compact to fit in a small purse or bagTitanium knife design, reliable ABS materialInsert 1x AAA battery in correct + / - direction (not included)Move ON / OFF switch up to turn onPlace trimmer on a slight right angel and trim in the direction of hair growthMove ON / OFF switch to shut off