For Google Fitbit Air Strap Sports Silicone Adjustable Replacement Wristband for Fitbit Air Fitness Tracker Bracelet Accessories

High-concerned chemical : None Compatible Brand : Other Smartwatch Band Material Type : Rubber Origin : Mainland China

Resolution: 410×494 Compatible os: Android,iOS Heart Rate: yes Pedometer: yes Waterproof rating: IP67 Display type: AMOLED Calorie Counter: yes Waterproof: yes Standby Time: 3 days