Battery operated bathroom wall clocks are way better than that of conventional clocks due to number of reasons. Conventional clocks usually use cells, and after some time the cells are to be replaced because of the discharge. Multifunctional wall clock needs heavy amount of the charge to operate. Cells inside the clock get discharged pretty soon. It is not easy to replace the cells because you may need to have proper tools. In order to avoid such situation, the best possible option is to get battery operated bathroom wall clocks. These clocks can be operated for a long time without even charging.