920M Oxygen saturation meter-

920M Plus Handheld Oximeter

Oxygen saturation meter-


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The 920M Plus and 2500A handheld pulse oximeters provide on-the-spot oximetry readings, and are designed to be easy to use for both healthcare professionals and patients. They feature a bigger display, better performance and a 72-hour memory.

Full line of sensors || Easy to use

Full line of sensors for wide variety of studies

A diverse line of finger and ear sensors are available for the 920M Plus. Choose the sensor most suited to the patient, whether adult, infant or neonatal.
New design || Improved design

New design is smaller, lighter and easier to carry

New design is smaller, lighter and easier to carry
Profusion Light || Easy to use

Profusion Light indicates a good connection

The 920M's profusion light makes the device incredibly easy to use. If it lights up, you're recording!
Larger Display || Improved design

Larger Display is easier to read

The improved display makes it harder to confuse oxygen saturation and pulse readings.
Optional Rechargeable Battery System || Easy to use

Optional Rechargeable Battery System for more flexibility

Optional Rechargeable Battery System for more flexibility
Two button operation || Improved design

Two button operation puts you in control of all functions

Two button operation puts you in control of all functions
Expanded memory || Improved design

Expanded memory enables longer studies

The 920M Plus Oximeter can record up to 72 hours of data, which allows for longer studies.
Reduced power use || Improved design

Reduced power use for increased efficiency

The 920M runs on four AA batteries for 100 hours of use, instead of six. The battery light gives you a clear indication of battery condition.


Hyperbaric pressure
  • Up to 4 atm
Operating altitude
  • Up to 12,000 meters (40,000 feet)
Pulse Rate Range
  • 18 to 300 beats per minute
Oxygen Saturation Range
  • 0 to 100%
Operating temperature
  • -20°C to 50°C (-4°F to 122°F)
Storage/Transportation temperature
  • -30°C to 50°C (-22°F to 122°F)
Memory Capacity
  • 72 hour(s)
Low battery
  • LED, yellow
Numeric Displays
  • 3-digit, 7-segment LED, red
Pulse Quality
  • LED, tri-color
Power Options
Power Options
AC Power
  • Charging stand
Rechargeable battery pack
  • NIMH rechargeable battery pack (45 hours typical operation)
  • Four 1.5 V AA size alkaline batteries (100 hours typical operation)
General system
General system
Weight (with NIMH rechargeable battery pack)
  • 230 g (8.1 oz)
  • 3 years
Weight (with alkaline batteries)
  • 210 g (7.4 oz)
  • 13.8 cm x 7.0 cm x 3.2 cm (5.4" x 2.8" x 1.3")
Storage/Transportation humidity
  • 10 to 95% non-condensing %
Operation humidity
  • 10 to 90% non-condensing %
Pulse Rate
  • +/-3, +/-1 digit
Oxygen Saturation
  • 70-100% +/- 2 digits for adults using Finger Clip Sensors/70-100% +/- 3 digits for adults using Flex, Flexi-Form, or Reflectance Sensors/70-100% +/- 4 digits using Ear Clip Sensors/70-95% +/- 3 digits for neonates using Infant or Neonatal Sensors