Sphygmomanometer voice broadcast R166 smart wrist measurement blood pressure pulse

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Item description: Wrist automatic electronic sphygmomanometer

Display mode: LCD display

Product model: RAK166

Measurement method: Oscillographic detection method

Measurement range: Pressure: 0 ~ 280 MMHG Pulse number: 40 beats /min~199 beats /min

Accuracy: Pressure: plus or minus 3 MMHG Pulse number: plus or minus 5%

Power supply: No. 7 alkaline dry cell 2

Normal working environment: The temperature 5 ~ 40 ℃ Humidity 80% RH or less

Transportation and storage environment: humidity - 20 ~ 55 ℃, humidity 10% ~ 90% RH

Weight: About 200 grams

Safety classification: Internal power type B

Pressure method: Automatic pressurizing method

Rapid exhaust: Automatic extreme speed exhaust

Pressure testing: Semiconductor pressure sensor

Pulse detection: Semiconductor pressure sensor