Sphygmomanometer type Vaquez - Laubry by Riester. A blood pressure monitor with integrated manometer, with velcro adhesive cuff.
Riester Vaquez - Laubry 1380-001 features precise air release valve with fine adjustment without causing damage, the microfilter protects air release valve and measuring system and resistance diaphragm is to 600g mmHg pressure.
The maximum error tolerance in the measurement is about 3 mmHg and the scale is readable, 49 mm from 0 to 300 mmHg. Delivered in a carrying case & manufactred by Riester.