The Topaz multi-cuff aneroid sphygmomanometer has a combined bellows and gauge tube which allows for easy one-handed use. Features include a trigger control finger tip pressure release and a rotating dial, which allows the unit to be used comfortably by both left and right handed users. It also benefits from a large 54mm dial for easy reading of pressure values and is supplied with large adult, adult & child cuffs with a zip-up pouch for convenient storage. 1 tube system Combined bellows and gauge tube Easy one-handed use Trigger button or screw valve pressure release Rotating head for left or right handed users 54mm dial for easy reading of pressure values Push on tube connection (no adaptor required) Supplied with large adult, adult and child cuffs Zip-up pouch for convenient storage Supplied in a presentation box 1 year guarantee