Renpho - Smart Ring Health Tracker, Sleep Activity Monitor Long Battery No Subscription Titanium - Silver - (2025)

Track your health discreetly with this smart ring featuring an LED display screen and touch button control. See steps, heart rate, battery level, and time at a glance – no phone needed. The ring tracks heart rate, blood oxygen, sleep quality, stress, and activity with dual precision sensors. It supports multiple sport modes including walking, running, cycling, and swimming. Gesture control lets you snap photos or scroll TikTok with a wave. The stainless steel design is lightweight, comfortable, and 5ATM waterproof for swimming or showering. A wireless charging dock provides 5-7 days of battery life (15 days standby). The free QRing app works with both Android and iOS – no subscription fees. Available in multiple ring sizes. A stylish health companion for daily wellness.

Since the size of a Lynx smart ring differs from standard jewelry ring sizes, please purchase a sizing kit to find your perfect size and then purchase the Lynx health smart ring. The sizing kit includes 8 ring sizers (sizes 6-13) and a quick-start guide for this measuing tool to help measure your ring size more accurately.

Apple Watch Series 12 is a more powerful health and fitness tracker. Better understand your body with the most accurate heart rate sensing in a wearable, with high-frequency HRV readings for insights on stress and recovery, hypertension notifications, cycle tracking, and sleep score. Stay motivated with readiness, advanced workout metrics and features like Pacer, Heart Rate Zones, and more. And now every day is more effortless with Siri AI and Audio Intelligence.