| M7 Smart Bracelet HD Large Screen Heart Rate Blood Pressure Blood Oxygen IP67 Waterproof Dynamic Dial APP:fitpro Compatible systems: Android 5.0 (above), IOS8.0 (inclusive) and above Bluetooth: Bluetooth 4.0 Capacity: 80mAh Charging method: USB Waterproof rating: IP67 Charging time: about 2H Life time: Use 2-3 days, standby 5 days Wristband size: total length 250MM, adjustable length 120-200MM Appearance Material: Body: Plastic Wristband: Thermoplastic Elastomer Stainless Steel APP support languages: English, Simplified Chinese, Traditional Chinese, Dutch, Russian, French, German, Portuguese, Spanish, Turkish, Japanese, Polish, Arabic, Malay, Thai, Czech, Slovak Specifications: 1Dynamic color … | |