Screen size: 1.3 inches Appearance size: 43mm * 9.5mm * 245mm Material: zinc alloy body (vacuum plating) Battery capacity: 170 mAh Body memory: 512 Wearing method: wristband Wristband material: TPU Additional features: health monitoring, information push, exercise tracking, smart reminder, sleep analysis, step counting, remote selfie 2020 new full touch screen m8v intelligent Bracelet F8 Bracelet Heart rate blood pressure Smartwatch