I've struggled to get working but have had no luck. I made sure the batteries are working by putting them in another device and was successful with that device but not this one. I don't know if it even pays to send it back.
Smart bracelet Xiaomi Mi Smart Band 5 Global, black
244 Review
Digital Flexi-Tip Thermometer - Accurate Fever Detection For Adults And Kids - Quick And Reliable Reading With Smiley Indicator And Protective Case By IProvèn®
44 Review
Smart bracelet Xiaomi Mi Smart Band 5 RU, black
148 Review
Track Your Oxygen Levels And Heart Rate With IProven Fingertip Pulse Oximeter – Includes Battery, Case, And Lanyard In Blue
49 Review