? EDAN Hand Held Pulse Oximeter with LCD Display ? RTC (real time clock) display ? Backlight control and automatic power-off function for power saving ? Sp02 and Pulse rate measurement ? Display numeric and waveform of Sp02 simultaneously ? Up to 50 hours on 4 ?AAA? batteries ? Powerful data storage capacity ? Data can be transferred to PC for storage, review and printing ? The latest 10 minutes trend graph of Sp02 and Pulse Rate can be reviewed in screen ? Pulse Tone ? Audible and visible alarm capability ? SPO2 Disposable sensor for neonate & infant also available if required at extra cost. Edan Hand Held Pulse Oximeter Includes: ? Adult SPo2 Probe ? (4) AAA batteries ? Carry Case ? User Manual ? H100B Quick Reference ? Warranty ? 1 year