Air release at closed tap max 4 mmHg/minute. Manual setting of deflation possible up to 2/3 mmHg/sec. From 260 mmHg to 15 mmHg max deflation time 10 sec. Scale graduated every 2 mmHg. Floating zero (the pointer has no stop point but swings freely), nylon velcro cuff, PVC bulb with chromium plated valve. Chromium-plated air tap with air release regulation by screw valve. Supplied with a simulated-leather soft pouch with zip in a carton box. Available in 5 versions: standard, with one piece cuff, latex free, with incorporated stethoscopes.