Fitness watch Unite white Polar EPR40

This modern watch offers personalized workout guidance, motivating 24/7 heart rate and activity tracking, and automatic sleep and recovery monitoring to help you better understand your body. A single charge lasts up to 4 days in watch mode and 50 hours in training mode. Features: GPS via smartphone, heart rate sensor mode, excellent battery life, 24/7 activity tracking, sleep and wellness monitoring, training and recovery tracking.