Mark of Fitness WS-820 Wrist Blood Pressure Monitor

Features:

• 2-person, 30-time Memory with Date & Time and Average
• Fast, Accurate Readings of Systolic and Diastolic Blood Pressures and Pulse
• Clinically proven accuracy
• Irregular Heartbeat Detection - helps identify this precusor to atrial fibrillation
• Large liquid crystal display is easy-to-read
• Runs on 2 AAA alkaline batteries (Not Included)
• Limited Lifetime Warranty

Operating Principle: Oscillometric method
Measuring Range: 50 to 250 mmHg (systolic) 40 to 180mmHg (diastolic) 40 to 160 beats per minute pulse rate
Accuracy: ±3 mmHg (cuff pressure)/±5% of reading (pulse rate)
Inflation: Automatic (air pump)
Deflation: Automatic (electronic control valve)
Exhaust: Automatic quick exhaust valve (electronic control valve)
Applied Pressure: 180 mmHg (initial)
Wrist Circumference: Approx. 4.9 to 8.1 in. (125 to 205 mm)
Cuff Type: Pre-formed type cuff
Power Supply: 2 pcs. x AAA alkaline batteries (not included)
Battery life: 1200 sets of blood pressure and bodyfat measurements
Operating Temperature: +50°F to +104°F (+10°C to +40°C)
Storage Temperature: -4°F to +122°F (-20°C to +50°C)
Humidity: 15 to 95% Rh
Main Unit Size: 3.7 in. (93mm) W x 3 in. (75mm) H x 2.8 in. (70mm) D
Weight: Approx. 5.3 oz. (150 grams) (batteries included)