This device is mainly composed of the inlet tube with a connector, drainage bag, urine meter and bottom outlet with T-tap valve or the outlet tubing with clamp. The inlet connector is used to connect with an indwelling catheter, the urine meter is for accurate monitoring of urine output and the drainage bag is as a container for urine collection. The device is provided in sterile status. The duration of using this device is for 7 days. For the claimed shelf life, please refer to the used-by date indicated on the labelling.