Understand what is Fluency and the way it is evaluated in PTE. Mi Smart Band 4- India's No.1 Fitness Band, Up-to 20 Days Battery Life, Color AMOLED Full-Touch Screen, Waterproof with Music Control and Unlimited Watch Faces (55552) (as of 2nd March 2021 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.) Share this:TwitterFacebookLike this:Like Loading...