Battery beard shaver is very user friendly and work on batteries unlike the electric beard shaver which works on electricity. Some of the shavers come with rechargeable batteries and some with changeable batteries. It is safe to use battery beard shavers because of its design and feature which prevents you from cuts and gives smooth shaving experience. This shaver is mainly used on dry beard and also wet beard depending upon the brand and its features. Battery beard shaver is easy to clean without any mess as your regular manual shaver. It is best for carrying shavers during your travelling because regular shaving blades are not allowed at many places.