84,99 €
advertisingHOLFENRY Ring Pulse Oximeter JKS50G, Continuous Blood Oxygen Monitor with Smart Vibration Alarm, Bluetooth App Sync, SpO2 & Heart Rate Tracker, 13-15 Hours Battery, Rechargeable
Description
– HIGH ACCURACY validated pulse oximeter delivers precise SpO2 readings (±2% accuracy, 70-100% range) and pulse rate measurements (±1 bpm accuracy, 25-250 bpm range). For reliable home health monitoring you can trust.
– CONTINUOUS 13-15 HOUR MONITORING Built-in 140mAh rechargeable lithium battery provides up to 13 hours of continuous tracking without app connection, or 15 hours when synced via Bluetooth. Perfect for full overnight sleep monitoring.
– SMART SILENT VIBRATION ALERTS Intelligent alert system gently vibrates when SpO2 drops below preset thresholds or abnormal heart rate is detected. Wake up to adjust your sleeping position without disturbing your partner.
– FREE APP & TOUCH CONTROL Seamlessly sync with the app (iOS & Android) via Bluetooth. Features intuitive touch key operation and clear OLED display showing SpO2, pulse rate, Bluetooth status, and pulse strength. Data updates in less than 13 seconds for real-time monitoring.
– AUTO POWER MANAGEMENT & COMFORTABLE RING DESIGN Auto-start monitoring when worn on index or middle finger; auto-shutoff after 16 seconds of inactivity to preserve battery. Ergonomic ring-style design eliminates the discomfort and slipping issues of traditional fingertip oximeters.
