Dr trust USA pulse rate and alarm function USFDA and CE approved: The newly upgraded Dr Trust Finger Pulse Oximeter is accurate way to check pulse rates and blood oxygen saturation levels. Simple one-button design allows for easy operation. Small portable size makes it easy to handle and carry. Helpful for athletes and pilots to obtain quick and accurate oxygen saturation readings. This is the best pulse oximeter available for medical professionals. The product is water resistant and contains audio visual alarm. Alarm notify users if SpO2 percentage pulse rate readings cross a pre-set value; 2xAAA batteries also included; Users can read the values in dark or dim light.

HIGH ACCURACY
Gives highly accurate measurement of Oxygen Saturation & Pulse Rate in?waveform. Works by the Photoelectric Oxyhemoglobin Inspection Technology which is one of the most important advances in pulse monitoring through sensors.
ALARM SETTING
Elegant small in volume design comes with alarm settings for using it during continuous and sleeping conditions. Alarm notify users if SpO2 percentage pulse rate readings cross a pre-set value.
ALL-IN-ONE PACKAGE WITH CARRY POUCH
is convenient to carrying in your hand pocket or provided pouch. It comes with a lanyard (to worn around the neck) and a carrying pouch to carry it on the go. 2xAAA batteries also included.
ROTATABLE OLED DISPLAY
It has OLED display with an auto-screen rotation advantage. You can read the display conveniently from whichever side you want to see with setting the display brightness. Users can read the values in dark or dim light.
SAFE & HYGIENIC
Its finger probe is coated with a hypoallergenic silicone layer to prevent any dermatological reaction for those with sensitive skin. Just put the probe correctly on the patient?s finger to ensure the correct working.
READY TO USE
It is ready to use anytime anywhere as it comes ready right out of the box. You just need to put in 2X AAA batteries (included) and you can insert your finger into it to get accurate readings within seconds