PalmSAT Pulse Oximeter w Standard Adult Finger Probe Beds Parts Accessories Emissivity: 0 Otoscope Accessory Emissivity: 0 ) and easier to use than spring push pull dynamometers that are in common use today * Dial continuously shows instantaneous force and holds the maximum force reading * This maximum reading should be manually recorded prior to resetting for the next test * Available with either an analog (dial) readout or a digital (LCD) readout * Choose either 50 lb 5V AA size alkaline batteries or optional rechargeable battery pack or AC power (charging stand) * Powerful Memory for 72 hours of data storage * Compatible Works with Nonin s full line of sensors * User friendly Large LED display unit for easy handling * Simple Easy 2 button operation * Flexible Uses 4 1