Riester Aneroid R1 shock proof

R1 shock-proof® . Exact precision that lasts a lifetime! Made in Germany.   Patented ( pending) shock-proof technology Patented ( pending) air duct for stable pointer movements Fast, ergonomic inflation due to optimized bulb design with integrated spoon Non-resistant opening of air release valve ensures precise and comfortable operation 5 years warranty on calibration     New standard for aneroid blood pressure measurement.   Shock-proof up to a falling height of 120 cm. Conventional aneroid sphygmomanometers are shock-sensitive and their measurement accuracy may be impaired after an impact or a fall to the floor, so may no longer be used.This results in inaccurate readings or considerable logistic costs. Focus Green Silber 2008 Design Award Scale: Ø 52 mm white with blue pointer or black with red fluorescent pointer Valve base and air duct with metal precision valve Two-component ABS casing Metal threaded tube connection at the top of the casing for fast cuff exchange and ergonomical operation Maximum error tolerance of + / - 3 mm Hg Extensive selection of various cuff sizes Incl. Vinyl zippered bag Weight: 173 gram