ADDITIONAL ENGRAVING ONLY for Ultrahuman Ring AIR Smart Heart Rate Sleep Tracking Temperature

Maximal 8 Character Tolong tulis di deskripsi Estimasi Pengiriman : 1-2 Minggu - Body Dimensions Width : 8.1mm Thickness : 2.45 - 2.8 mm (varies with size) Weight : 2.4 - 3.6 g (varies with size) - Material The outer shell is made from fighter jet grade Titanium reinforced with Tungsten Carbide Carbon coating, making it resistant to everyday wear and tear The inners of the ring is coated with medical-grade hypoallergenic epoxy resin, making it comfortable to wear at all times - Connectivity Bluetooth Low Energy (BLE5) Automatic firmware updates via the Ultrahuman App Compatible with iPhones running iOS 15 or later and Android devices running Android 6 or later. EMF radiation safe - Sensors Infrared Photoplethysmography (PPG) sensor Non-contact medical-grade skin temperature sensor 6-axis motion sensors Red LEDs (heart rate monitoring and oxygen saturation) Green LEDs (heart rate monitoring) Infrared LEDs (heart rate monitoring) - Battery Rechargeable, non-replaceable 24mAh LiPo battery Last up to 6 days on a full charge 2 - 3 hours to fully charge the Ring from 0% to 100%