SmartTote2 RV Portable Waste Tote Tank - 2 Wheels - 35 Gallon -Thetford 40503 [VERSATILITY]: SmartTote2 waste tote tank can be used with any RV type, right out of the box [DESIGN]: Rugged 35-gallon tank, easy to use and fast emptying [FUNCTIONALITY]: Retainer strap holds the heavy-duty sewer hose in place [ACCESSIBILITY]: AutoStop level gauge prevents overfilling and improves venting [OPTIONAL]: Easy to maneuver - optional tow strap hooks the tote to the RV or car