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#ACC-121: For DigiDop II 330 and 770 Doppler Models
The micro-effort sensor is especially small and sensitive to higher frequency respiration movements
Charge Voltage (Standard): 16
#XLDE-DC-ECK-30: With 30" Ceiling Rod (#1001461-30)
Welch Allyn Spot Vision Screener Type_Piezo Effort Sensors #ACC-121: For DigiDop II 330The Welch Allyn Spot Vision Screener (#VS100S B) includes a Carrying Case (#106144) and 8' (2. 5 m) US AC Power Cord (2. 5 A, 125 V). Warranty: 1 Year. The Spot Vision Screener is intended to produce optical images that can help identify refractive errors and ocular misalignments associated with poor vision by detecting special light reflexes from each eye during screening. The unit evaluates these light reflexes from the retina to estimate refractive
