Lumering tracks sleep quality, stress patterns, HRV, resting heart rate, blood oxygen (SpO2), cycle & ovulation awareness, recovery trends, and activity insights — all simplified into meaningful data you can actually use.

No. Lumering is a one-time purchase. No monthly fees. Your data is fully yours.

Yes. Lumering is water-resistant and safe for everyday wear including showers, workouts, and handwashing.

Up to 7 days on a single charge, depending on usage.

Approximately 1–2 hours for a full charge.

Lumering provides blood pressure trend insights. It is not a medical device and is not intended to diagnose or treat medical conditions.

Heart Rate Variability (HRV) reflects how your nervous system adapts to stress. Higher variability generally indicates better recovery and resilience.

Yes. Lumering uses temperature trends and cycle data to support ovulation and hormonal awareness.

Yes. Lumering syncs seamlessly with both iOS and Android devices.

Yes. Lumering tracks activity and recovery during workouts.

Lumering is available in multiple sizes. Please refer to our Size Guide for the best fit.

Gold, Silver, and Black.

Yes. Your data is encrypted and belongs to you. Lumering does not sell personal health data.

Lumering uses advanced optical sensors and algorithms to provide wellness insights. It is not a medical device.

Yes. Lumering is designed for 24/7 wear, including sleep tracking.

We offer size exchanges within our return window. See Returns & Exchanges for details.

You can reach us at support@lumering.com. Our team is available Monday–Friday, 9am–5pm EST.

All purchases are backed by our 90-Day Limited Manufacturer Warranty covering hardware defects under normal use. Contact support and we’ll assist you.