BIOS Living Premium Stopwatch Pulse Oximeter Inner sensor for room temperature:

Inner sensor for room temperature: -20°C to 50°C (-4°F to 122°F)

Remove the mat after each use

o   Easy-fit Rigid Cuff: 24-42cm (9

There should be 2-3 finger widths between your armpit and the top of the crutch

Users can set reminders to take their readings at the proper times

BIOS Living Premium Stopwatch Pulse Oximeter Inner sensor for room temperature:This premium stopwatch is equipped with advanced timing features: split time and elapsed time recall, lap memory, counter, metronome, countdown, alarm, clock calendar, temperature, and blue backlight! Careful use of this stopwatch is guaranteed to provide years of reliable service, catering to sport, recreational or everyday living activities. Maximum countdown of 99 minutes and 59 seconds 60 Lap memory Advanced timing features Blue backlight display