Fetal doppler 500+

pocketwith heart rate monitor

◆ HYZ-500++ with a blue backlight LCD is designed for darkness use; ◆ HYZ-500+ / 500++ with alarm function make caution for abnormal FHR and low battery capacity; ◆ Built-in speaker; ◆ Only 250g, easy to be carried with a gallus. Specifications： Executive standard: EN61266: 1995 Ultrasonic intensity: ≤10 mW / cm2 Comprehensive sensitivity: ≥ 90 dB Doppler frequency: 100-3000Hz Working temperature: 5-40 ℃ Humidity: ≤ 80%　 Atmospheric pressure: 86-106 kPa Battery: 9.6V Ni-MH rechargeable battery Adapter input voltage: AC 220V ±10%, 50 Hz±1 Hz (or AC 110 V ±10% , 60 Hz ±1 Hz ) Adapter output voltage: DC 12V ± 1V Maximum audio output intensity: ≤ 1.0 W Static continuous working time: BF-500+ ≥ 5 H; BF-500++ ≥ 4 H Packaging collocation: Single unit dimension: 19.5 x 16.5 x 6.5 (cm); Gross Weigh: 0.85 kg 20 pcs / carton dimension: 43 x 35 x 40 (cm); Gross Weight: 15 kg Normative collocation: charger, gallus. ( option : portable soft handbag; 60 g Gel )