Smart Sports Ring - IP68 Fitness Tracker with Calorie & Distance Tracking Wireless App Sync USB Rechargeable Minimalist Design for Men & Women - Perfect Gift for Valentine’s Day Christmas Halloween

Item Type: Smart Ring. Battery Properties: Rechargeable Battery. Rechargeable Battery: Lithium Battery-Polymer. Material: Stainless Steel. Festival: Valentine's Day, Christmas, Halloween. Wireless Property: wireless. Color: Grey. Number Of Products: Please Refer To The SKU. Power Mode: USB Charging. This app is not a medical devi. Data obtained during the use of this app is for referen only, and should not be used for clinical diagnosis medical research, diagnostic, or treatment purposes. Note. After a Long And Long Distan Transportation, The Battery Power Of My Product May Be Low When It Is Delivered To You, So Please Charge It For 1 Hour And Then Start It Up. The Specific Operation Proc Is As Follows: How To Charge The Ring?. 1. Take Out The Charging Cable In The Product Box, 2. Connect The Charging Cable To The Ring, 3. Plug The Charging Cable Into The Power Sour, 4. Please Charge The Ring More Than 3 Hours First Time