*Material: Silicone tape + PC case *Charging: USB Contact charging *Screen size: 0.66 inches *Battery: 80mAh *Bracelet size: 50mm * 24mm * 11.6mm *Wrist strap size: 235mm * 24mm * 11.6mm *Operation: single touch *Link phone mode: Bluetooth 4.0 *Record the number of steps, calories, mileage, sleep duration, sleep depth * Measurement of heart rate, blood pressure, blood oxygen, fatigue values * Call, SMS, QQ, WeChat, Facebook, twitter and other news alerts * Alarm clock, find the hand ring, hand-shining screen, the whole point of measurement *Record the number of steps, calories, mileage, sleep duration, sleep depth *Measurement of heart rate, blood pressure, blood oxygen, fatigue values *Call, SMS, QQ, WeChat, Facebook, twitter and other news alerts *Alarm clock, find the hand ring, hand-shining screen, the whole point of measurement Brand No Brand SKU 100245195_NP-1020502527 Model other