Introduction to watches:
Screen: 1.83-inch Resolution 240*284 HD touch screen
Waterproof: IP68
Bluetooth: BT5.1
PPG sensor chip : SFH2201
Phone version compatibility: Android 5.0 and IOS 9.0 above version
Standby time:30 days standby, daily battery life of 4-7 days

Function:
Custom dial, online multi-dial, sports record. Sleep monitoring, incoming call SMS reminder, ultra-low power consumption, long battery life. Metal alloy shell, silent alarm clock, remote control camera, music control, sedentary reminder, drink water reminder, weather display, countdown, shake to take pictures, mobile phone search. Wrist light screen, countdown, heart rate, blood pressure, drinking reminder, blood Oxygen, blood sugar, exercise steps, exercise mileage records, calorie consumption, and various exercise modes. Motion trajectory (mobile APP display)

Material:
Case: Zinc Alloy case+Abs
Strap: Environmental protection silicone strap / leather strap

Language
Bracelet supports languages:
Available in Russian, Hungarian, Turkish, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, simplified Chinese, traditional Chinese, English, Portuguese, Spanish, Vietnamese, Arabic, Korean

APP (H Band)support language:
Chinese (simplified and Traditional), Korean, Japanese, English, German, French, Italian, Spanish, Portuguese (Portuguese), Russian, Hungarian, Turkish, Indonesian, Polish, Czech, Greek, Swedish

Packing :
Smart watch,charge,operation instuction,packing box,(ECG and ECG band are optional)
Color : 5 Blendent
(Silicone strap:Black,Red,Blue)
(Leather Watchband:Black,Brown)
Watch size : 260*35*12MM(length, width and height)
Box Szie : Color box: 172 * 97 * 33 mm
Outer case: 50 sets per case.
weight : Body 52.4 G (including watchband),
whole machine:188 G