Waterproof (IP67) touch screen activity tracker with high quality 0,96? TFT full colour LCD screen. The activity tracker counts your steps, distance covered, calories burned and records your sleeping pattern. The bracelet has dynamic heart rate measuring to improve your sport performance and a sensor to monitor your blood pressure/oxygen level. The bracelet uses BT 4.0 for easy connection and has a 105 mAh battery which allows a standby time of 5-7 days on one charge (depending on usage). The free APP is compatible with iOS 8.0 and higher and Android 4.4 and higher.