Bluetooth AMOLED Smart Watch with heartrate, blood pressure and blood oxygen sensor & call function - 1.85" AMOLED Full Touch 390x450 screen display - Bluetooth Voice Calling - Built-in heart rate, blood pressure and blood oxygen - Quick access to common-used menu - Notification Pop up - Push various clockface and Customize Own Design - Allow to answer or reject calls from your wrist - 100+ Multisport Training - Google Assistant and Siri assistant - IP67 Waterproof - Aluminum bezel + ABS Case - Battery size: 300mAh - Usage time: up to 6 days - Standby time: up to 20 days - APP: Denver smart life plus