Model Number: MB-300D/A-2 Brand Name: N/A Key Specifications/Special Features: 1.Measurement: oscillometric2.Method display: liquid crystal digital display/date and clock3.Measuring range: pressure: 0 - 300mmHg (0.0kPa-40.0kPa), pulse: 40-200 beats/minute4.Accuracy: pressure: within 3mmHg (0.4kPa), pulse: within 5%5.Memory: 60 measurement memory6.Automatic power off: about 30 seconds after measurement is complete7.Storage condition: (-20-55)/(-4-131)F, (10-95)%RH8.Operating condition: (5-40)/(41-104)F, (30-85)%RH9.Dimensions (approx.): monitor: 14.5X10.3X5.6cm; cuff: fits upper arm 22-30cm10.Weight (approx.): 402g11.Transformer adapter (not included): input 220V AC-240V AC, 50Hz output 6V DC, 500mA12.Battery type: 4 x AA batteries
13.Battery lifespan: about 2 months with 3-min. usage per day