Use your air compressor and this oil drain to easily transfer the used oil from the built-in tank to your own secondary container for effortless recycling at any height. Height adjusts for draining fluids from vehicles on lifts. Standard shop air pressure is sufficient to quickly empty used fluids from the storage tank. Rugged steel construction that's portable with smooth-rolling wheels and casters 20 gallon waste oil drain tank features with air operated working principle, this waste oil drain can empty the waste oil from fuel tank in a very short time. It will save your time and energy to a great extent. And the premium material ensures long-term use. Equipped with two premium fixed wheels and two universal wheels, it makes the oil drain can be moved from place to place safely and easily. You can move it to anywhere you want. It would be more flexible in the working space. This oil drain is a good helper which can be applied in different working spaces, such as tire factory, repair shop, store and home use, for draining, transferring, and evacuating oils and fluids. The smooth oil drain pan is designed with funnel shape, which diameter is 15''.The big pan is perfect for transferring oil and prevents spills. The height of the funnel can be adjusted, which will meet different operation needs. The package is fully equipped with 1x 20 gallon oil drain ,1x regulator ,1x gauge ,1 x evacuation hose. And it comes with clear and detailed instruction, you can easily use it. No complicated steps are required for the oil drain. Specifications: Color Red Tank Capacity 20 Gallons Air Inlet Size 1/4"-inch NPT Minimum lowered clearance 45" Height Adjusts From 39.4" To 63" Funnel Size 15" Diameter Evacuation Drain Hose 8 FT - 9" Long, 1" Diameter Working Pressure 10-PSI Gauge 0-23PSI In 0.5 PSI Increments Caster Size 6" inch Assembly Required Yes Package Contents 20 Gallon Oil Drain Tank with 4 Wheels, Regulator, Drain Hose, Gauge With 1/4"NPT Air Coupler