A portable micro air pump includes a body, an air output port and a quick-disconnect air tube connector. The body is hand-sized, and has a user control and information panel with a power on/off button switch and a button switch for choosing which type of therapy garment is to be utilized, limb or foot. Status lights within the information panel show on/off and battery status, the therapy garment selected and alarm states of which the user needs to be aware. Within the body are an air compressor with an air output tube, a battery power source, and an electronic circuit board. The electronic circuit board has functional subunits including: a controller, a timer, a memory, an input/output interface, a pressure sensor, a status light driver and a power control driver.