The APP connection product distinguishes the exercise warm-up, the burning fat, the cardio-pulmonary enhancement and the like by drawing a curve of the data obtained by the monitoring. Let you know the heart rate changes in each time period, reasonably plan the exercise intensity, and release your sports passion more effectively. Model Number: 116Plus Bluetooth Version: Bluetooth 4.0 Language: English,French,Italian,Japanese,Korean,Polish,Portuguese,Russian,Simplified Chinese,Spanish,Traditional Chinese Waterproof / Water-Resistant: Yes Operating mode: Touch button Compatible OS: Android,IOS Battery Capacity: 150mAh Standby time: 5 days Functions: Alarm Clock,Blood Oxygen,Date,Measurement of heart rate,Message,Sedentary reminder,Sleep management,Time Notification type: Facebook,Twitter,Wechat,WhatsApp Alert type: Vibration APP: Yoho Sports Shape of the dial: Square Shaped Case material: Metal Band material: Silicone Band size: 260x20mm Dial size: 39.8x39.8x9.6mm Wearable length: 160mm-240mm Package weight: 0.096 kg Package size (L x W x H): 10.50 x 8.50 x 6.00 cm / 4.13 x 3.35 x 2.36 inches Package Contents: 1 x Smart Watch, 1 x Chinese and English Manual, 1 x Box