Feature:1. 3 WORKOUT MODES: It has 3 modes, walking, running and cycling, and can regulate calorie consumption, workout time and standing time to help you develop healthier habits.2. MAGNETIC CHARGING: The ring has built in strong magnetic coil, just suck on it to charge. It can be fully charged in about 1 hour, and APP can check the power in real time. Charge for 30 minutes and standby for 7 days.3. IP68 WATER RESISTANT: This smart ring has a good water resistant ability, so you can feel peace of mind to wear it for showering, swimming, hand washing, and easily deal with various scenarios.4. STYLISH: It's a work of art at your fingertips. Made of smooth stainless steel material and with a classic design, it is lightweight and comfortable to wear for all occasions.5. FINDING DEVICE: Simply connect the APP. you can find the smart ring through your phone while it is connected. The LED light on the ring will keep flashing as a reminder.Specification:Item Type: Smart RingMaterial: Stainless SteelBluetooth: BLE5.1Water Resistant Grade: IP68Standby Time: 3-5 DaysCharging Method: Magnetic ChargingAPP: For Fitness MaxBluetooth Distance: 3-5m / 9.8-16.4ftRing Battery Capacity: 15mAh, Li Battery (Built in)Charging Case Battery Capacity: 200mAh, Li Battery (Built in).Package List:1 x Smart Ring1 x Instruction Manual1 x Charging Cable1 x Charging Case