The Philips Norelco Bodygroom 7100 (Model # BG2040/49) allows you to trim and shave conveniently and safely below the neck with an innovative all-in-one design. The dual-sided shaver and trimmer gives you the flexibility to shave and trim with just one product. The built-in trimming comb with 5 length settings comfortably glides over the skin while trimming even the thickest hair. The shave head prevents nicks and cuts while capturing long and short hairs in a single stroke. The 3-D pivoting shaver head closely follows your body's contours for a close shave with less irritation. The maintenance-free blades self-sharpen to ensure a precise, even trim and shave every time. Use wet or dry, in or out of the shower, simply rinse the device under the faucet for easy cleaning. The high-performance battery provides up to 50 minutes of cordless use after a 1 hour charge.