CHX-6D Fetal Doppler (LCD display) Fetal Doppler is used for detect the Fetal Heart Rate ( FHR ) to hear the sound of 12 weeks pregnancy in hospital, clinic even at home. Features: ??* Pocket Doppler, waterproof ultrasonic probe ??* Heart rate LCD display ??* Backlight ,Built-in speaker ??* Audio output can connect recorder ??* Automatic switch-off ??* Three FHR modes: real-time?average?manual ??* Battery energy Indication ??* Sound alarm function when FHR is not the normal range Specification: ??* Ultrasonic Frequency: 2.5 MHz or 2.0MHz ??* LCD size:37*23mm ??* FHR display range:50bpm-210bpm ??* Dimension?97(W)* 37(D)* 132(H)mm ??* Weight : 0.35kg ??* Continuous work time:? 8 hours Option:Gel,earphone,bag Standard accessories:3.6V rechargeable battery,Charger,Manual Packing: ??Quantity:20pcs /carton ??Dimension:45*36*40cm /carton ??N.W.:10kg ??G.W.:14.9kg