Wahl LifeProof Wet/Dry Rechargeable trimmer for men provides convenient use anywhere and easy cleaning. Lithium-Ion technology with a LED charge indicator. The quick 3-Minute charge for a 5-Minute run time or 1-hour charge for 2-hour runtime. You can achieve a range of beard lengths by using one of the eight guide combs included. Sleek and powerful for professional results. Allow for the trimmer to fully dry before storing.