Open Box Wellue Checkme O2 Max Home Wrist Pulse Oximeter — Family Heart Rate & SpO2 Monitor

Condition: Open-box — the device is essentially like new. There may be minor cosmetic imperfections to the packaging or exterior that do not affect operation. The oximeter’s performance and functionality are fully intact. If you encounter any problems after delivery, please contact customer service first. What it monitors: Measures heart rate, SpO2 and pulse rate and presents live readings on the OLED screen for easy viewing. Alerts & customization: Features Smart Vibration Notification with customizable thresholds so you receive an alert when values fall outside your preset range. You can also tailor settings such as volume, power on/off behavior and threshold limits to suit personal preferences. Companion app: A free app (iOS and Android) backs up unlimited measurements, creates detailed reports and helps you track long-term trends over time. Battery & storage: Rechargeable battery provides 12-16 hours of use between charges. Internal memory holds up to 4 sessions (10 hours each). Ideal use: Designed for home and family monitoring, offering simple setup and reliable readings for everyday health tracking.