Wrist Thumb Splint Left Extra Large Otoscope Specula Ultrasonic Pocket Doppler * Easy Style:Pair (Left & Right) 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 Medication to be added without opening the neb cup Fits Left hand * X Large * Fits palm width: 4 5 * Provides immobilization for thumb and or wrist * Conforming semi rigid thumb spica with malleable stay * Foam lined for comfortable protection yet keeps pressure off medial nerve * D Ring adjustable hook loop closure