Amazfit Band 7 Activity Fitness Tracker, Always-on AMOLED Display, Alexa Built-in, Up to 18-Day Battery Life, 24H Heart Rate & SpO2 Monitoring, 5 ATM Water Resistant, 120 Sports Modes REFURBISHED 4 Grams Batteries ‎1 Lithium

4 Grams Batteries ‎1 Lithium Polymer batteries required

The built-in aroma diffuser enhances your indoor experience

Dual single-tone LED flash

3K video resolution at 60fps

Nakamagome

Amazfit Band 7 Activity Fitness Tracker, Always-on AMOLED Display, Alexa Built-in, Up to 18-Day Battery Life, 24H Heart Rate & SpO2 Monitoring, 5 ATM Water Resistant, 120 Sports Modes REFURBISHED 4 Grams Batteries ‎1 LithiumFeatures Large HD AMOLED Display : The large 1. 47 display can fit more important information and reduce the scrolling. It is 112% viewable area increase compare to the Band 5. The HD full color AMOLED display with 282 PPI brings you a clear and gorgeous visual experience. 18 day Battery Life: Say goodbye to daily recharge. When fully charged, the 232 mAh battery of the Amazfit Band 7 can last up to 18 days with a typical usage, and up to 12 days with