Gshopper.com [gshopper.com] has the Xiaomi Mi Band 4 AMOLED Color Screen Bluetooth 5.0 Fitness Tracker for $29.00 – $14 w/ coupon code MEV6JLRL17 = $15.00. Shipping is free Use coupon code : MEV6JLRL17 Product features as listed on product page:Full colour AMOLED touch display24/7 heart rate monitoring and sleep tracking.Up to 20 days batteryBluetooth 5. […]