All types of ride on scrubber dryers and some types of walk behind scrubber dryers are powered by the battery. The batteries used in scrubber dryers are gel type and they are maintenance free. Among the various types of industrial batteries manufactured and supplied to the world market, gel batteries are considered as an optimal industrial battery, because its maintenance cost is low and it is durable and long lasting. Gel batteries are designed and produced in a variety of capacities, and each gel battery scrubber dryers is fitted with voltages and capacities that fit freshness. The batteries are simply interchangeable and there is an easy way to remove and re-install them.