Nonin 8500 pulse oximeter

“Hugely reliable and durable hand held pulse oximeter for when you need affordable accurate and dependable oximetry in your hand.

Unique Nonin pulse quality indicator gives easily interpreted tri-colour representation of signal quality.
Suitable for spot checks or continious monitoring.
Compatible with Nonin’s full range of Purelight Sensors.
Durable and rugged construction for performance in the toughest environments.
Battery: Six AA alkaline batteries (included).
Battery operating life: 100 hours continuous use – longest on the market.
Adjustable display brightness allows battery conservation.
Lowest life costs of any hand held oximeter on the market.
ISO 80601-2-61 Compliant – all Nonin oximeters are fully type tested to comply with the International.
Standard for Pulse Oximeters

Five year drop inclusive warranty on main unit (two year warranty on soft sensor)”