Measured Volume Administration Set Floating auto shut-off valve in the calibrated chamber. Automatically shuts off drain path when chamber is empty. Also acts as level indicator in the chamber. 15 micron fluid filter. Kink free transparent PVC tubing for easy visualization of flow. Tube length 150 cm 6%taper luer, as per International Standard. Approximately 60 drops / ml. Sterile, single use and non-pyrogenic.