SHENZHEN GREPOW BATTERY CO., LTD Smart Ring - Heart Rate Monitor Sleep & Step Tracker Waterproof No App Subscription

SEEKZERO Smart Ring is your instant health assistant packed into a sleek, stylish wearable. With real-time tracking for sleep, heart rate, HRV, blood oxygen, and more, it keeps your health data at your fingertips—without bulky devices or subscription fees. The durable titanium alloy design is waterproof, lightweight, and non-allergenic, making it perfect for everyday wear. Enjoy 7-day battery life and advanced data insights via the JC Ring App (iOS & Android). Ideal for fitness lovers, wellness seekers, or anyone who wants smarter health in a smaller form.