Viper AS510B-EU: larger brush (510 mm instead of 430 mm), larger batteries (105 Ah instead of 85 Ah). The Viper AS510B-EU cordless scrubber drier belongs to the Middle class - for cleaning areas up to 2500 sq.m. The machine is operated by a pedestrian operator and does not have a drive unit. The movement is carried out by pushing force, as well as by rotating the brush. The pushing force on a flat horizontal surface does not exceed 2-3 kg. Power supply is provided by rechargeable batteries installed on board of the washing unit. The machine is completely autonomous: during operation, the operator does not need to be distracted and regularly fix the power cable. Onboard network 24 V - two 12 V batteries are connected in series. The machine is equipped with AGM type traction batteries. The battery capacity is 105 Ah (at C5), the operating time from a single charge is about 3 hours. Clean water tank 40 liters, dirty water tank 40 liters. A disc brush with a diameter of 510 mm will allow you to perform high-quality cleaning of almost any floor with varying degrees of roughness and unevenness. The maximum productivity of the device is 2100 sq.m. / hour. The machine is supplied complete with scrubbing brush, suction bar, battery set and charger.