Sonotrax Basic A Doppler (w/o Probe) Blue Jay LEFT * 2 3/4 -

LEFT * 2 3/4 - 3 1/4 * Excellent retail packaging

Men's Dress * Black * X-Large * Shoe size 12

CONSTANT PRESSURE The metal spring provides constant pressure to ensure accurate readings throughout the full measurement range

25 lbs for portability * HCPCS Code E0203

LOW BOOT * SMALL: Men 5 - 7

Sonotrax Basic A Doppler (w/o Probe) Blue Jay LEFT * 2 3/4 -Ultrasonic Pocket Doppler * Easy to use * Compact design * Interchangeable waterproof probe (sold separately) * Built in audio recorder * Large backlight LCD display * Accurate FHR detection with high fidelity sound effect * Support waterproof probes for both obstetrical and vascular usage * Auto Average and Manual working modes * Various power supply solutions * Automatic power off to save power * 9V alkaline battery