Press the clock adjust button on the back. The display will show 12h or 24h. Press and hold clock adjust button for about 2 seconds. Display will begin to flash. On the top right of unit there are two buttons that are labeled 'hour, min, sleep Use these to adjust the time.
A pneumatic compression pump is a basic component of intermittent pneumatic compression (IPC), a widely used technique that involves attaching an electrical air compression pump to an inflatable plastic garment that is placed over the affected limb.
To use a vacuum constriction device: 1  Place the pump, which can be pumped by hand or run on batteries, over the penis. 2  Pump the air out of the cylinder so that a vacuum is created. 3  Once the penis is erect, with the help of lubricant, slide the retaining band down onto the lower end of the penis. 4  Remove the pump after releasing the vacuum.