Adjustable display brightness. One button operation. Alarm with a high and low limit. 0-100% SPO2 digital range. Auto power-off after 5 second. Low battery alarm. Audible pulse sound and waveform graphical display. SPO2 / pulse rate bar-graph and perfusion index. Low battery indicator on the screen. Easy to carry. Suitable for used in family, hospital and physical care in sport. The seller offers a wide selection of products from renowned brands in Bangladesh with a promise of a fast, safe, and easy online shopping experience through evaly. The seller comes closer to the huge customers on this leading online shopping platform all over Bangladesh and serving to a greater extent for achieving higher customer satisfaction. The brands working with evaly are not only serving top class products but also are dedicated to acquiring brand loyalty.