HD15 1.75 inch Silicone Strap IP68 Waterproof Smart Watch, Support Sedentary Reminder / Sleep Monitoring(Silver)

Hardware parameters:
1. APP: FitCloud Pro
2. Main control chip CPU: Bluetrum 8959T6
3. Compatible system: Android 5.0 and above; iOS 10.0 and above
4. Flash memory: RAM: 892KB
5. Head size: 40.2x34.5x9.6mm
6. Screen type: TFT
7. Screen size: 1.75 inches
8. Resolution: 240x296
9. Touch screen IC/type: CST816D

Connection parameters:
1. Bluetooth call: Bluetrum BT8959T6
2. Bluetooth: BLE5.3
3. Acceleration sensor: gsensorsSTK8321
4. Heart rate: HX3918
5. Battery type: polymer lithium battery
6. Capacity: 3.8V/230mAh-501528
7. Charging method: magnetic charging

APP software functions:
1. Sports: step counting, calories, distance, sports mode
2. Health: blood pressure, heart rate, blood oxygen, sedentary reminder, sleep monitoring, automatic heart rate monitoring, etc.
Smart reminder: incoming calls, text messages, emails, WeChat, QQ, Facebook, Twitter, WhatsApp, LinkedIn, Instagram, Messenger, Snapchat, Line, Kakao Talk, Viber, Skype, telegram
3. Others: raise your wrist to light up the screen, alarm reminder, remote photo taking, find your phone, etc.

Watch hardware functions:
1. Sports data: distance, calories, steps, real-time heart rate, exercise duration
2. Sports mode selection: walking, running, mountaineering, cycling, skipping, basketball, badminton, football, yoga
3. Others: OTA, shortcut bar (control center), data (step counting, distance, calories), heart rate, blood pressure, blood oxygen, sleep, wrist-raising screen, weather, WeChat sports, information, reminders (messages, drinking water, sitting for a long time, alarm clock), women's health, stopwatch, countdown, find phone, find bracelet, shake to take pictures, dial switch, music control, settings (language selection, brightness adjustment, screen on time, vibration setting, factory reset, version information), power on/off logo, components (function editing), password lock, breathing training, exercise, exercise history, do not disturb mode, power saving mode, low power reminder, voice assistant (SIRI), call function, common contacts, phone dial pad, split screen (sidebar), flashlight, payment code, scan code connection,
business card (making friends), calculator, engineering test mode & shipping mode, calendar, Alipay payment.

Parameters:
1. Waterproof level: IP68
2. Charging time: 3H
3. Battery life: 7 days
4. Standby power consumption: 70uA Min.
5. Charger specification: DC 5V
6. Firmware language: Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Italian, Polish, factory default English
8. APP language: 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, Albanian, Turkish, Ukrainian, Hindi, Vietnamese