***USED***HOLFENRY Handheld Pulse Oximeter with Adult Probe

Monitor your SpO2 and heart rate with confidence using this reliable handheld pulse oximeter. Accurate to within 1% for SpO2 (70-100%) and 1bpm for heart rate, it features alert functions that beep if levels fall below set thresholds. Choose between Spot-check and Trend Record modes to suit your monitoring needs. The rechargeable battery provides up to 8 hours of continuous use, or can be powered 24/7 via USB-C. Manage data for up to 10 users, with each user storing up to 300 data sets. Data can be synced in real-time to the free 'HealthTree' app (iOS/Android). Package includes the oximeter, charging base, adult monitoring probe, USB-C cable, and English manual. Note: This device is intended for sports and aviation use and is not a medical device.