Description: RAM: 256KB ROM: 8MB + external 64MB Whole machine reference size "44*38*10.8MM Machine weight: 50g for single head Case: Alloy vacuum plating Strap: universal fruit 44MM strap Charging base: Wireless charging base Color: black, silver, blue, rose gold Main screen: 1.75-inch TFT full-round screen resolution 320 * 385 Touch screen: full lamination multi-touch Battery capacity: 230MAH Charging time: 150 minutes Vibration motor: Support Bluetooth function and version Bluetooth 3.0+5.0 Bluetooth push: incoming calls, SMS, WeChat, QQ message content synchronization display Heart rate detection: support for 24-hour timed heart rate monitoring Pedometer: sports pedometer, calorie consumption, sports mileage record Sleep monitoring: objective scientific quantitative record and analysis of your sleep status, automatically open from 9:00 pm every night to 9:00 am the next day Watch support languages: Chinese, Traditional, English, Arabic, French, German, Spanish, Portuguese, Russian, Thai, Polish, Italian, Japanese, Turkish, Greek, Vietnamese, Hebrew, Persian APK languages: Chinese, Traditional, English, French, German, Japanese, Spanish, Italian, Korean, Russian, Thai, Czech, Portuguese, Indonesian, Arabic, Turkish, Greek, Estonian, Bulgarian, Latvian, Lithuanian, Romanian, Serbian, Slovak Specifications: 1. Bluetooth push: synchronous display of incoming calls, text messages, WeChat, QQ messages 2. Heart rate detection: support 24-hour regular heart rate monitoring 3. Pedometer: exercise step counting, calorie consumption, exercise mileage record 4. Sleep monitoring: record and analyze your sleep status objectively and scientifically, automatically turn on from 9:00 every night to 9:00 the next morning 5. The main selling points of the product: 1.75 high-definition large screen; offline Alipay; low-power dual-mode Bluetooth; wireless charging 6. Main functions: dial download, split screen, password lock, Bluetooth call, heart rate, step counting, multi-sport, message notification Package Included: Smartwatch*1 Wireless charger*1 Instruction manual*1