Specifications General Type Upper Arm Battery Type AAA Number of Batteries Required 4 Minimum Pressure Measurement Range 0 mmHg Maximum Pressure Measurement Range 299 mmHg Minimum Pulse Measurement Range 40 beats/min Maximum Pulse Measurement Range 180 beats/min Pulse Measurement Accuracy ±5 Pressure Measurement Accuracy ±3 Sales Package Upper ArmBP Monitor Device Warranty 1 Year Omron India Warranty and Free Transit Insurance. Warranty Summary 1 Year Omron India Warranty