Titanium Alloy Fitness Tracker Smart Ring for Men & Women-5ATM Waterproof & No App Subscription,Heart Rate Monitor, Hand Gesture Brush Tiktok, Health Rings for iOS/Android (Matte Black, 9(19.0 mm))

【Choose Size & Fully Charged Before Buy & Use】Choose the perfect fit from a range of sizes between ring US sizes 7 through 12, Before use, please ensure that the smart ring is fully charged in order to successfully link to the mobile phone APP, Because it has been in a state of loss of power in Amazon warehouses for dozens of days
【Health Tracker Ring】 Stay connected and track your health with SR05 smart rings for men and women, equipped with vital fitness and health trackers.
【Long Battery Life】 With a 16mAh battery, the smart ring can be charged for two hours and can last between 7 to 9 days during normal use. The theory standby time is between 10-15 days.
【Waterproof & Durable】 Features 5ATM class waterproof, making it perfect for swimming and outdoor sports. Adopt titanium alloy ten pouring glue technology, fashion and durable.
【Hand Gestures Brush Tiktok】 Enjoy hands-free convenience with features to operate Tiktok and even take remote photographs using a hand gestures with the health tracker smart ring for iPhone and Android.

Hello,