Must buy product for fitness. Review on Xiaomi Mi Band 4

Hello everyone, my self vaibhav desai . today I am reviewing xiaomi Mi Band 4. very good fitness smart band in this price. I am using from last 3 month. it is very helpfull for health awarness. I think all people should buy it and use it. its very usefull for old age. in my house all my family member are using it and stay fit. it comes with 0.95 inch colour AMOLED full touch display. it is water resistant up to 50m. it has unlimited watch faces and all watch faces are absolutely free of cost. its battery life is up to 20 days as per usage .it can track all daily activity. it can track 24/7 heart monitoring so it is very usefull. it can track sleep also and user can set alarm as per need . so overall Xiaomi Mi Band 4 is very good in this price. and very usefull for all people. Thank you for read my review on mi band 4. thank you mouthshut.