Function Parameter: 1.Support iOS 7.0 above &Android 4.3 above & BT4.0 above 2.Typical function: date, time display 3.Heart rate sensor: Green light static heart rate sensor 4.Palming bright screen 5.Pedometer (step, distance, calories) 6.Bluetooth pairing synchronous data, 7.Incoming calls to vibration reminder, 8.Time reminder: alarm clock, 9.Sendentary reminder, 10. Sleeping Management, 11.Screen save timer, 12.Erase user data Basic specification: 1.Chip model: nRF51822 (Cortex M0 16MHz) 2.LCD: 0.66 OLED 64*48Dots; 3.Memory: 256K 4.Motor: Cylindrical vibration motor 5.Sensor: 3-axis acceleration sensor 6.Key-press: touch key 7.Battery Capacity: 80mAH Polymer lithium( charge time 30 minutes stand by 120 hours) Weight and Size: Dial size: 4.53 x 2.40 x 1.23 cm / 1.78 x 0.94 x 0.48 inches Band size: 12.50 x 0.95 cm / 4.92 x 0.37 inches Package size (L x W x H): 15.40 x 8.80 x 3.10 cm / 6.06 x 3.46 x 1.22 inches Product weight: 0.030 kg Package weight: 0.130 kg Note: If data not sync to the App, please delete the device in the App and add the App to the white-list. Then rebind the device in the App. Install the App on the Phone, and add it to the white-list to make sure it could run in the background (very important); Bind the fitness tracker in the App. If you have any other question, please feel free to contact us. We promise we will do our best to solve your problem. Thanks. Package: 1* Wristband 1* Charger 1* User guide
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