QS08 PRO 1.83 inch BT5.2 Smart Sport Watch, Support Sleep Heart Rate Blood Oxygen Temperature Blood Pressure Health Monitor General specifications: 1. Product size: 44.7x10.5mm 2. Case material: ABS+PC 3. G-SENSOR: STK8321 4. strap material: silicone 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 4.4 or IOS 9.0 or above systems that support Bluetooth 5.2 BLE 9. Watch firmware language: Russian, Indonesian, German, Italian, Czech, Japanese, French, Polish, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Arabic, Korean, Dutch, Hindi) 10. APP language: Russian, Indonesian, German, Italian, Czech, Japanese, French, Polish, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Arabic, Korean Hardware Configuration: 1. MCU: RTL8763EWE 2. Heart rate chip: LC11S(Due to technical issues, This function does not support black skin color testing) 3. Bluetooth: BLE5.2 4. Display: 1.83 inch, 240x280 TFT LCD 5. Touch: Full screen touch + 1 button 6. Battery: 300mAh 7. RAM: 64kb 8. ROM: 521kb 9. APP: Glory Fit Software configuration: 1. Built-in dials: 6 built-in dials, supports custom dials 2. Basic functions: Breathing exercise, countdown, Raise the hand on the screen, Clock display, Alarm clock, Female Menstrual Cycle, music, Versatile dial, Dial wallpaper, Do not disturb mode, Find the bracelet, Remote photography, Step distance Calorie 3. Bluetooth call connection: Connect 1 time 4. Health management: Sleep monitoring, heart rate, blood pressure, Blood oxygen detection, Sedentary reminder 5. Sports modes: 100+ sports modes