4 AA batteries

Packaging contains end user directions and information

no-rinse foam

drugs and blood sampling via a surgically implanted vascular port

one-handed technique prevents accidental needle sticks

Adult Signature Aneroid Sphygmomanometers with Blue Nylon Cuff Suction Catheters 4 AA batteriesThe Signature Series offers superior performance and unsurpassed quality The Mabis deluxe air release valve delivers a precise deflation rate. Heavy duty vulcanized bladder and thick walled inflation bulb combined with our deluxe calibrated nylon cuff, assures many years of reliable service. Range markings on the cuff assist the practitioner in proper cuff placement and size selection.