Amazon.com: Octandra Active VeryFitPro Fitness Tracker HR Monitor de sueño de frecuencia cardíaca, contador de pasos IP67, impermeable, rastreador de actividad, banda inteligente, podómetro, correr, reloj inteligente para hombres y mujeres (ID115Plus
Pro-Fit Move VeryFitPro Smart Watch HR Heart Rate Sleep Monitor IP68 Waterproof Activity Fitness Tracker Step Counter Pedometer Exercise Running Watch Fitness Watches for Men & Women (ID205L) (Green)
Veryfit app: Understanding the app data when linked to your DOfit or BFit watch - YouTube