The Panasonic ER-GK80s Precision trimmer is a wet/dry Body Groomer with a wedge-shaped head ideal for all body zones. The rounded blade edges protect your skin. Adjustable length from .1 to 12 mm. The bare precision blade cuts at 0.1 mm. Charges in 1 hour for 50 minutes run time. This unisex body groomer is waterproof and is easy to use for convenient on the go usage. ER-GK80 is wet/dry for use in the shower and easy cleanup under running water.