IV-18 VFD Display Used the quantity limited IV-18 vacuum fluorescent tube (VFD) as the display part with transparent display, uniform brightness and long service life
temperature
Fitiger Health Ring Fitness Tracker Smart Ring for Blood Oxygen, Sleep Tracking, Heart Rate, Pedometer, Body Temperature with APP, Portable Charging Case for Women & Men (Updated)
Upgraded details: 1. Celsius and Fahrenheit are interchangeable 2. Kilometers and miles are interchangeable 2. Waterproof level 3. Battery working time up to 3 days 4. App display will not delay when pressing Test button 5. More accurate sensors. 6. A 200mAh portable charging case, allowing you to charge anytime and anywhere, ensuring uninterrupted health monitoring.
