(2) Auditory alarm to warn you when your SpO2 and Pulse Rate are beyond set limits. It will automatically power off after 10 seconds of inactivity to save power. 1 x lanyard.
eBay
High Accuarcy. The screen displays the readings almost instantly, the numbers are large and clear, easy to read. If the data is lower much than the normal, the data on the red LED will C13. Pulse Rate.
eBay
It automatically powers off after 30 seconds of removing your finger to save energy. The results are displayed on a large LED display, providing you with convenient monitoring. The oxygen saturation of normal human arterial blood is 95-98% and that of venous blood is 75%.
eBay
You should only use the pulse ox before or after your exercise. ABS material, the fingertip clip use silica gel material which is soft and easy to apply. Lightweight and Portable: oxygen saturation monitor is very light and small in size, low power consumption, and convenient in carrying.
eBay
Using natural latex, safe and comfortable. Fits all size fingers. (Can be adjusted to continuous mode). Audible & Visual Reminder. Wear to Start.
eBay
Equipped with LCD screen showing SpO2 value, pulse rate (PR), etc, very clear. Colors: As picture. Suitable for families, social care institutions, community service centers use. Material: PPC.
eBay
【Easy to use and read】 One-button operation, no other. Viewing charts and numbers allows you to better understand your physical conditions. Gravity detection allows you to read comfortably in any position.
eBay
【4】SMART REMINDER: If O2 level or pulse rate exceeds the preset limit, the device will beep to remind you automatically and the readings will flash on the screen. Automatically powers on/off. DATA STORAGE：Data recorded on app (Bluetooth version ONLY).
eBay