The TruCath 400 ml Urine Meter with twist valve is connected to a 2,500 ml Drainage Bag and is designed to accurately measure urine outflow. The product features metal-clamp drainage, a luer lock sample port, bed-sheet clamp, and universal hanger to secure on a stretcher or bed. Each urine meter with collection bag is individually packaged in a peel pouch and is sterile.