Haws 15 gallon portable pressurized hand washing station. Durable all metal contstruction makes it ideal for construction, transportation or health care applications. Provides 30-40 hand washes on one charge. Self contained, can keep water for up to 4 months with use of Haws 9082 bacteriostatic preservative. For cold environments use Haws 7603BL electric blanket to keep water warm.