However you can still use DOTmed to find this item or a similar item from another seller:
Hudson RCI 5590 Oxygen Monitor (US $59.99)
THIS AD IS FOR ONE ITEM WITH THREE AVAILABLE.
Condition: These items are in used condition. The items have been tested but not re-calibrated. The instructions direct the re-calibrations to be every eight hours. The instructions can be seen clearly on the back of the device. Items are in used condition, and some contain some wear from normal use.
SOLD AS IS.
Inventory #: 1-2057, 1-2067, 1-2068
Please reference inventory # 1-2057, 1-2067, 1-2068 when inquiring about this item.