1.Method of measurement: Oscillometric 2.Automatic measurement of systolic, diastolic and pulse rate 3.48-set memories 4.Range of measurement: 0-300mmHg 5.Range measurement of Pulse: 40-199 beats/minute 6.Accuracy: +/-3mmHg, pulse 5% 7.Deflation of pressure: automatic air release control valve 8.Operating temper: +10 0C to +40 0C, 30-85% RH 9.Storage temperature: -20 0C to +60 0C, 10-95% RH. 1.Available for 1 x 48, 1 x 99, 3 x 30 sets memory 2.Battery: "AAA" 2pcs. Alkaline 3.Unit Dimension: approx. 7.20 x 7.20 x 2.90 cm 4.Packaging: 48pcs in one master carton 5.Carton Size: 36 x 34 x 49 cm 6.N.W.: 12.50 kg 7.G.W.: 13.50 kg.