Mercurial sphygmomanometer
Additional Description
1. Mercury-free Sphygmomanometer 2. Measurement principle :stethoscope 3. Measurement range: Pressure: 0-40kpa(0-300mmHg) Pulse rate: (40-200) times/min 4. Basic discrepancy of direction valve: ±3mmHg, Pulse rate : ± 5% 5. Smallest graduated valve: light column: 2mmHg 6. LCD: 1mmHg 7. Operation condition : +10℃-40℃ 8. Power supply: Battery 4×AA or DC adapter 6V 200mA