Philips Smart Black DL8790/10 Health Watch with Bluetooth

4 days on a charge 4 days of battery life. Fast charge enables approx. 70% charge in 30 min. Always ON display Always ON display. Effective for use as your everyday watch. Automatic activity recognition Boost your activity levels with automatic activity recognition and tracking for walking, running and biking. Automatic sleep tracking Gain insight into your sleep behaviour by automatically tracking time asleep, sleep efficiency and how often you wake. Calorie input on the watch Balance how many calories you consume compared to how many you burn by tracking quick and easily on the watch or in the app. Clinically validated Designed as a medical device. Accuracy of measurements and algorithms are validated clinically. Continuous heart rate monitor Optical heart rate sensor monitors your heart rate and heart rate zones continuously. It automatically estimates resting heart rate and heart rate recovery. Develop healthier habits Track steps, active minutes and calorie burn against personal goals. Know how fit your body is The resting respiration rate is the number of breaths a person takes per minute. This is usually measured at rest. Normal values by age: 18-65: 16-20 breaths/min 65-80: 12-28 breaths/min Resting respiration rates can increase with fever, illness and other medical conditions. VO2max is the highest rate of oxygen consumption at maximal physical exercise. VO2max reflects one's aerobic physical fitness. Healthy range lower limit example for age group 40-49 years old: Men: 33.6 ml/kg/min Women: 24.5 ml/kg/min. Sedentary behaviour reminder Get customizable reminders to stand up and move when you sit for too long. Water resistance Water resistant up to 1 ATM. The watch is splash and rain proof. With Philips health app Philips HealthSuite health app allows you to view your stats in detail and get personalized guidance for a healthy life. Box Contains 1 x Health watch (including strap size large) 1 x USB charger 1 x Strap size small 1 x User manual 1 x Guarantee