This hydraulic pump is a double-acting power unit for both lifting and lowering. It has a 4.5-quart sturdy plastic reservoir and is designed with a 12V DC motor that can provide strong power for hydraulic systems like dump trailers, forklifts, lifting platforms, etc. | Vevor | | Hydraulic Pump Double Acting Hydraulic Power Unit Double Solenoid Hydraulic Power Pack 12V DC Hydraulic Power Pump | Silver;Black | Best Buy