Jobst UltraSheer 20 30 Knee CT Black Small Diamond Pattern Waste Cans All Types 6 * The diaphragm gears Style:1 Pair (Left & Right) 6 * The diaphragm gears springs and linkages the very components that make an aneroid vulnerable to shock vibration and over inflation were removed and replaced with electronic pressure sensors IC chips and a backlit extra large easy to read liquid crystal digital display * Shock resistant * Easy to read in daylight as it is in a dark room * Displays deflation rate to promote more accurate measurements * It is so efficient it gets up to 1500 cycles on two AAA batteries * It provides two battery strength warnings advance and urgent to ensure you never lose power at an inopportune time * It will work with virtually every major brand of blood pressure cuff on the market * It has a systolic assist that will alert you about 20mmHg before the onset of Korotkoff sounds * A pulse monitor that will display pulse rate once measurement is complete * It will remind you to check calibration once per year or every 10 000 cycles whichever comes first * This instrument will turn itself off to conserve battery strength * Used with stethoscope (not included) * Lifetime calibration warranty * Accurate repeatable and durable * Custom twisted spring can easily withstand accidental dropping without affecting accuracy * 4 centimeters of infinite handle adjustment for the most comfortable fit * Testing range on dual scale is 0 to 220 pounds * Unit comes complete with carrying case and norms (age 5 to adult) * * Provides relief from tired aching legs * Reduces mild swelling * Helps improve circulation * Provides continuous relief from tired aching legs and mild swelling * Use gradient technology to help improve circulation and revitalize your legs especially when sitting or standing for long periods of time * Latex free * Elegant diamond design perfect for stylish occasions * Unparalleled sheerness without sacrificing durability * JOBST© Advanced Comfort© gives stocking a light and cool feel for year round wear * Jobst makes your legs look as good as they feel