1. Different category product may support different return policy.
2. Items must be unused, undamaged and with original tags and packaging.
3. Return shipping fee is paid by buyer.
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Pedometer, calorie counting.
Blood pressure blood oxygen measurement.
Real time dynamic heart rate measurement and calculation of motion heart rate curve.
Measurement of blood oxygen and measurement of blood oxygen saturation.
Target achievement reminding.
Alarm clock reminding.
Call reminders / SMS alerts, Android, IOS push incoming calls and information content.
Other push: WeChat, QQ Facebook Twitter WhatsApp Skype Instagram etc.
Remote control photo compatible iOS system camera, Android need to open the client.
Dial selection, three dial selection, 3D watch
Multilingual firmware: Chinese, English, Korean, Spanish, Japanese, French, Russian, Arabic, and Arabic.
App language: Chinese, traditional Chinese, English, Korean, German, Spanish, Japanese, French, Italian, Russian, Portuguese, Arabic.
Wristband material: thermoplastic elastomer rubber
Buckle material: aluminum alloy
Bluetooth: LE 4.0
Waterproofing level: IP67
Battery capacity: 90mAh
Standby time: 3-7 days
Main chip: NRF52832 QFAC memory is two times than QFAA
Acceleration sensor: 3D accelerated ROHMS KXTJ-1009-2
Screen: IPS true color
Screen size: 0.96 inch
Touch: screen single touch
Charging: Clip charging
Vibration motor: support
Heart rate module: + Red + green light module to support dynamic heart rate, blood pressure and blood oxygen detection
System software: andiord system supports Android 4.4 and more versions of Do Fit; IOS system: Do Fit version above IOS9.0