Bakeey F1 Blood Pressure Heart Rate Monitor Smart Wristband Bracelet For Iphone X 8 Plus S8 Oneplus5

General Specification Model F1 Color Black Compatible OS IOS 8.0 or above, Android 4.4 or above Operating Mode Single touch operation Bluetooth Version Bluetooth 4.0 Language French,Japanese,Italian,Russian,Spanish,Polish, Turkish, Portuguese, English, German, Koreanm, Chinese Size Bracelet size: 50mm * 24mm * 11.6mm Wrist strap size: 235mm * 24mm * 11.6mm Special Features Waterproof IP67 Life Waterproof Heart Rate Monitor Support Blood Oxygen Support Blood Pressure Monitor Support Sleep Depth Measurement Support Wrist-up Light Support Pedometer Support Exercise Plan Support Fitness Tracker Support Camera Remote Support Call or Message Reminder Support Message Push Support Distance Support Calories Support Alarm Clock Support Anti-lost Support Vibration Vibration/ Mute Technical Parameters Sreen Size: 0.66 inch Type: LED Battery Battery Capacity: 80mAh Standby time: 7-10days Charging Time: 2hours Bluetooth Chip Nrf51822 Band Material: TPU Package Included: 1 * F1 Blood Pressure Hearth Rate Monitor Smart Wristband Bracelet 1 * Charging Cable 1 * User Manual