Huami A1603 Amazfit Arc Activity/Heart/Sleep Tracker - Black Type: Heart Rate Monitor Color: Black Size: 0.42 Features: OLED Display - The 0.42 inch OLED display allows for instant access to time, steps, distance, calories, heart rate & battery life. Alerts & Alarms - Vibrations indicate incoming calls and set alarms Track Your Activity - Steps, Distance, Calories/Track Your Sleep - Track and Analyze your sleep patterns 20 Days of Battery Life - From a single charge, Wireless Charging - Cool and Convenient Water Resistant - Works in Rain or Shine, IP67 Certified; Hypoallergenic - Ceramic is hypoallergenic and scratch resistant, UV Coated to protect from the sun rays Lightweight - At 0.5 oz. you'll barely notice it Dimensions: 9.88 x 0.2 0.2
