Not very impressive
Numbers are always correct, good build quality and price is also reasonable..... delivery is also on time
TUSHTI Finger Tip Pulse Oximeter, TX27+ 4 color Display, Blood Oxygen Saturation, SpO2, Pulse & Perfusion Index Monitor, with Duracell Battery Free, FDA & CE Approved, Made in India, 1 Year Warranty
TX-27+ Finger Tip Pulse Oximeter with Duracell Battery Free Delivery
Very good product.