Special Features: Heart rate monitor, Blood pressure monitor, Sleep monitor, Multi-sport modes, Pedometer, Call and message reminder, Call ID display, Information push reminder (SMS, QQ, WeChat, Skype, Facebook, Twitter, Line, WhatsApp), Push notification support, Music control, Auto light-up screen, Vibration alert, Stopwatch. Other Functions: Alarm clock, Sedentary reminder, Camera remote control, Anti-lost function. APP Name: DayBand Specifications: CPU: SYD8810 Bluetooth Version: BT 4.0 or above Compatible OS: Android 4.4 or above, iOS 8.4 or above Operational Mode: Touch key Waterproof Rating: IP67 (Not suitable for bathing or swimming) Screen: 0.96 inch TFT Resolution: 128 x 96 pixels Battery Capacity: 90 mAh Standby Time: Approximately 4-5 days Usage Time: Approximately 2-3 days Charging Time: Approximately 4 hours Charging Method: USB charging App Languages: Russian, German, Italian, Czech, Japanese, French, Thai, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Korean Package Included: 1 x Smart Bracelet (charger not included) 1 x User Manual Notes: - Wearable devices use electronic sensors to monitor activity and are intended for consumer use only. Slight variations in data readings are normal. Users should interpret data objectively. - This device is not a medical instrument and should not be compared to hospital equipment. - Before use, scan the QR code in the manual to download the application and pair the watch via the app. - Android users: Ensure the application is granted all necessary permissions to enable full functionality.