Accurately Measures And Records Oxygen Saturation (spo2%) And Heart Rate Data * Perfect For Both Spot Checks Or Continuous Monitoring * Audible Alarms Can Be Easily Set For Both Oxygen Level (spo2%) And Heart Rate * The Sp-20 Oximeter Can Be Plugged In To A Power Source And The Unit Will Charge While Being Used At The Same Time * The Internal Battery Can Be Used Up To 18 Hours Before Recharging * Includes: Pulse Oximeter With Choice Of Sensor * Orange Protective Rubber Boot * Docking Stand With Micro-usb Cable And Power Supply That Can Charge The Oximeter In Or Out Of The Stand * Oximetry Software (downloaded For Free - Windows Pc Only) * Manual * High Resolution Data - Records Multiple Time A Second To Track Slight Changes To Oxygen Saturation And Heart Rate * Alarms - Configurable Audible And Visual Alarms For Both Oxygen Saturation And Heart Rate Levels * Free Software - Medview Oximetry Software Is Easy To Use And Read In Order To Review Pulse Oximetry Data * Bluetooth & Usb - Transfer Data To A Windows Pc With Ease * Internal Rechargable Lithium-ion Battery - 18 Hour Life * Nonin's Complete Line Of Purelight Db9 Sensors Work Flawlessly On The Sp-20 Oximeter * 12 Month Warranty On Oximeter (3 Month Warranty On Charging System) * Supports Up To 16 User Accounts * 580 Hours Of Data Storage For Spo2 & Pr * Included Docking Stand (holder) Is Used To Hold The Oximeter As Well As Charge It * Oximeter Can Be Used While Charging In The Stand For Continuous Use Without The Worry Of Batteries Running Out * The Sp-20 Display Automatically Rotates For Vertical Or Horizontal Viewing * On The Backside Of The Oximeter There Is A Stand That Can Be Used To Hold The Oximeter While On It's Side *