J45 1.43 inch BT5.1 Smart Sport Watch, Support Sleep / Heart Rate / Blood Oxygen / Blood Pressure Health Monitor(Black)

General specifications:
1. APP: DaFit
2. Case material: ABS+PC
3. G-SENSOR: QMA6100P
4. Middle frame material: Zinc alloy
5. Waterproof level: IP67
6. Battery life: 5-7 days (depending on usage scenarios)
7. Charging time: Less than or equal to 2H
8. Compatible with smartphone systems: Android 8.0 or IOS 9.0 or above systems that support Bluetooth 5.1 BLE
9. Watch firmware language: 17 languages (Russian, Indonesian, German, Italian, Czech, Japanese, French, Polish, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Arabic, Korean, Dutch, Hindi)
10. APP language: 15 languages (Russian, Indonesian, German, Italian, Czech, Japanese, French, Polish, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Arabic, Korean)

Hardware Configuration:
1. MCU: SF551
2. Flash: 128Mb
3. Heart rate chip: HX3605
4. Bluetooth: BLE5.1
5. Display: 1.43 inch, 466x466 AMOLED LCD
6. Touch: Full screen touch + 2 button
7. Battery: 260mAh polymer battery

Software configuration:
1. Built-in dials: 8 built-in dials, supports custom dials
2. Basic functions: Data, Female physiological cycle, exercise mode, call history, contacts, call reminder/answer/reject, music, message push, sedentary reminder, alarm clock, wrist flip screen on/off, shake to take a photo, do not disturb mode, search for phone, step count, stopwatch
3. Bluetooth call connection: Connect 1 time
4. Health management: Sleep monitoring, heart rate, blood pressure, Blood oxygen detection
5. Sports modes: 107 sports modes