1.UI language:Default English, German, Russian, Spanish, Portuguese, French, Italian, Polish, Chinese, Thai, Indonesian, Vietnamese, Malay, Hindi, Japanese, Hebrew, Danish. 2.Bracelet font language:Android: English, Simplified Chinese, Traditional Chinese, German, French, Arabic, Czech, Greek, Spanish, Japanese, Persian, Danish Italian, Korean, Dutch, Polish, Portuguese, Russian, Finnish, Swedish, Thai, Hungarian, Slovak, Croatian Asian, Albanian, Turkish, Ukrainian, Hindi, Vietnamese, Danish. 3.APP support language: Android: English, Simplified Chinese, Traditional Chinese, German, French, Arabic, Czech, Greek, Spanish, Japanese, Persian, Danish,Italian, Korean, Dutch, Polish, Portuguese, Russian, Finnish, Swedish, Thai, Hungarian, Slovak, Croatian,Asian, Albanian, Turkish, Ukrainian, Hindi, Vietnamese, Danish,Asian, Albanian, Turkish, Ukraine, Hindi, Vietnamese. IOS: English, Simplified Chinese, Traditional Chinese, German, French, Arabic, Czech, Greek, Spanish, Japanese, Persian.Italian, Korean, Dutch, Polish, Portuguese, Russian, Finnish, Swedish, Thai, Hungarian, Slovak, Croatian Asian, Albanian, Turkish, Ukrainian, Hindi, Vietnamese, Danish. Product parameters: 1.Bluetooth version:BLE 5.2.BT3.0. 2.Bluetooth chip:Ruiyu 8763EWE. 3.Heart rate chip:HX3602. 4.Screen display:1.6-inch TFT screen resolution. 5.Battery capacity:350MAH. 6.The motor:Built -in, vibration reminder. 7.The charging interface:Magnetic wire charging. 8.Waterproof level:IP68 waterproof for daily use. 9.The sensor:SC7A20H. Main functions: 1.Dual Bluetooth chip calling model, the wristband can play Bluetooth music and make Bluetooth calls. Unlimited sports push 8+1 mode, heart rate detection, timer, respiratory training (view recent data records on the wristband). 2.Time date display, step counting, calorie, distance with screen display, commonly used contact functions, 3.Sleep monitoring (sleep time, sleep quality), voice assistant, respiratory training, bedside clock, 4.Standard motion function (step counting, distance, calorie), GPS trajectory movement, recording function. 5.There are six menu effects such as honeycomb and rotating, array type, 6 mechanical digital dials, with massive dials and custom dials, 15 messages storage reminders to view, increase or decrease volume and brightness. Scan the code with one -click dual Bluetooth. Notes: 1.Wearable devices monitor human activities through electronic sensors. They are at the level of consumer electronics. It's normal to have certain deviation. The health test results of the watch are for reference only, and can not be compared with medical equipment. When the watch is placed on the surface of the object, there will be heart rate / blood pressure and other test results. It is normal and not a product defect. 2. As the firmware is continuously updated, the user interface will be updated accordingly. The images are for reference only, and everything is subject to the actual product. 3. This product is an electronic product. Do not take a bath with this product. Do not expose it to heat under high temperature. Do not soak it in water . 4. Please download APP firstly, and bind the watch, Do not use the mobile phone Bluetooth to directly link the watch. If it is already connected, please delete the matched watch from the mobile phone Bluetooth matching device.