Doppler FHR detector

详情

Features: Pocket Fetal Doppler mainly applies to detect the fetal heartbeat rate from the twelfth week; LCD can display FHR, synchronous FHR signal, battery indicator, volume of sound and alarm indicator accurately; Built-in rechargeable battery can work continuously more than 5 hours; Blue backlight LCD display for use conveniently at night; Automatic power off ( one minute), self-detect function, and alarm function when FHR is out of the normal range or battery power is in shortage; Only **0g, can be carried conveniently with a gallus; Built-in speaker and collocated with earphone jack; 2.0MHz probe. Specifications: Executive Standard: EN****6:***5 Ultrasonic frequency: 2.0MHz±*0% Ultrasonic intensity: ≤*0mW/cm2 Comprehensive Sensitivity: ≥*0dB FHR range: ******0bpm(±2bpm) FHR alarm range: ≤**0bpm or ≥**0bpm Isptp: ≤0.1MPa Battery: 9V dry battery (optional for 9VNi-MH rechargeable batteries and charger) Maximum audio output intensity: ≤1W Doppler frequency: ********0Hz Static continuous working time: ≥2h Automatic Dormancy time limit:1 minute Working temperature: ****0℃ Humidity: ≤*0% Atmospheric pressure: ******6kPa Packaging collocation: Single Unit Dimension: *0.7cm x *6.8cm x 7.1cm Gross Weight:0.*5kg *0 pcs/carton Dimension: *3cm x *5cm x *0cm Gross Weight:*7kg Normative collocation: gallus, operation manual, approval certification, warranty card