Rossmax X9 "PARR PRO" Professional Automatic Upper Arm Blood Pressure Monitor

Measurement Method: Oscillometric
Measurement Range: Pressure: 30~260 mmHg; Pulse: 40~199 beats/ minute
Pressure Sensor: Semi conductor
Accuracy: Pressure: ± 3 mmHg; Pulse: ± 5% of reading
Inflation: Pump Driven
Deflation: Automatic Air Release Valve
Memory capacity: 90 memories
Auto-shut-off: 1 minute after last key operation
Permissible Operating Temperature and Humidity: 10°C~40°C (50°F~104°F); 15%~85% RH; 700~1060 hPa
Permissible Transport and Storage Temperature and Humidity: -10°C~60°C (14°F~140°F); 10%~90% RH; 700~1060 hPa
DC Power Source: DC 6V four AA Batteries
AC Power Source: DC 6V, ≥600mA (Plug size: outer(-) is Ø4.0, inner(+) is Ø1.7)
Dimensions: 173.0 (L) X 115.0 (W) X 64.5 (H) mm
Weight: 410g (G.W.) (w/o batteries)
Arm Circumference: L: 34 - 46 cm; M: 24 -36 cm; S: 16-26 cm
Limited Users: Adult Users
BF Type: Device and cuff are designed to provide special protection against electrical shocks.
IP Classification: Protection against harmful ingress of water and particulate matter.

https://www.rossmax.com/el/products/monitoring/blood-pressure-monitors.html