S90 1.39 Inch Round Screen Smartwatch Heart Rate Monitor Fitness Tracker Sports Watch - Black

• 【High-Definition Circular Display】1.39-inch TFT circular screen offers a clear and vibrant visual experience for easy readability.
• 【Premium Build Quality】Zinc alloy middle frame, ABS+PC back case, and glass front shell ensure durability and a sleek appearance.
• 【Comprehensive Health Monitoring】Features heart rate detection, blood pressure monitoring, blood oxygen measurement, and sleep tracking for holistic health management.
• 【Extensive Sports Modes】Supports over 100 sports modes including walking, running, cycling, swimming, and various outdoor and indoor activities for comprehensive fitness tracking.
• 【Long Battery Life】430mAh lithium battery provides up to 20 days of standby time and 7 days of regular use, with a quick 2-hour charging time.
• 【Bluetooth-compatible Calling】Make and receive calls directly from the watch with the built-in high-fidelity speaker and Bluetooth-compatible 5.2 connectivity.

Specifications:

• Screen size: 1.39 round screen
• Screen type: TFT
• Middle frame material: zinc alloy + PC
• Bottom shell material: ABS + PC
• Surface shell material: glass
• Wristband material: silicone
• Strap size: 22cm
• Product size: 48.7mm48.7mm14.2mm
• Single product weight: 53g
• Main chip: JL7012A7
• Acceleration sensor: 3-axis pedometer sensor
• PPG heart rate sensor: VC30F_S
• Touch IC: CST 816D
• Touch mode: full touch
• Motor: flat motor
• Display: 1.39, round screen
• Resolution: 360*360
• Flash size: 128Mb+16Mb
• Bluetooth-compatible version: BLE5.2
• Bluetooth-compatible antenna: Bluetooth-compatible antenna FPC
• Battery type: lithium battery
• Battery capacity: 430mAh
• Working time: Standby for 20 days, use for about 7 days, charge for 2 hours
• Speaker: high-fidelity speaker
• Charging method: magnetic charging
• Bracelet supported languages: Simplified Chinese, English, Japanese, Korean, German, French, Spanish, Arabic, Russian, Traditional Chinese, Ukrainian, Italian, Portuguese
• APP display language: English, Simplified Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian, Traditional Chinese, Ukrainian, Italian, Portuguese, Dutch, Polish, Swedish, Finnish, Danish, Norwegian, Hungarian, Czech, Bulgarian, Romanian, Slovak, Latvian, Indonesian, Thai, Turkish, Vietnamese, Hindi, Pashto, Lithuanian, Estonian, Slovenian, Croatian, Greek, Filipino, Hebrew, Malay, Serbian, Persian
• Bracelet push language: English, Simplified Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian, Traditional Chinese, Ukrainian, Italian, Portuguese, Dutch, Polish, Swedish, Finnish, Danish, Norwegian, Hungarian, Czech, Bulgarian, Romanian, Slovak, Latvian, Indonesian, Thai, Turkish, Vietnamese, Hindi, Pashto, Lithuanian, Estonian, Slovenian, Croatian, Greek, Filipino, Hebrew, Malay, Serbian, Persian
• Waterproof level: IPx8
• Connection operation: Android and Apple systems are one-click connection, simple operation