Beijing, 4/4: Xiaomi’s subbrand Redmi has launched a fitness band under $15 in China. The Redmi Band delivers a 1.08-inch color screen, 72 face options, and four colors (black, blue, red, and brown). Redmi’s fitness tracker also offers sleep tracking, heart-rate monitor functionality, sedentary reminders, direct charging, and its battery can last up to two weeks. Redmi launched its fitness band a month after its rival Realme launched its fitness band for Rs 1499.