Xiaomi Fitness Tracker Mi Band 5

Rumor Feature about Mi band 5 1. NFC for NFC Version( NFC support outside of China?) 2. Blood Oxygen sensor (SpO2) 3. support photo capture function via smartphone. 4. Add women Menstrual cycle feature, helpful for women users that they can now track their monthly cycles 5. Mi AI Voice Assistant for CN version, Amazon Alexa for Global Version