Sell M4 Smart Band Wristband Heart rate/Blood/Pressure Monitor Sports Bracelet PK Mi Band 4 Fitness tracker IOS Android best price

🚀Delivery time: We will ship out your parcel within two days! All Color and Size is Available and Ready Stock！ Function: M4 1.Heart rate monitor: You can monitor your heart rate through your band at anytime. 2.Blood oxygen and blood pressure monitor: Monitor your blood oxygen and blood pressure, know more about your body. 3.Motion modes: Rope-skipping, Running, Sit up record 4.Movement tracker: Calculate the number of moving steps, calories as well as distance. 5.Sleep monitor: Monitor the quality of sleep every day accurately, calculate the time length of deep sleep and light sleep. 6.Call and message reminder: The screen shows numbers or names when there is an incoming call; When a new message arrives, the screen shows relevant notifications and corresponding icons. 7.Other functions: Information push, sedentary reminder, alarm clock and remote camera; Just raising your hand, then the screen lights, Anti-lost, Bluetooth ***M4*** Item Type: Smart Bracelet Screen: 0.96-inch IPS colorful screen CPU: Tailing Micro 8366 ROM: 512K RAM: 16K Compatibility: Andriod 4.4 and above or IOS 8.4 or above Bluetooth: 4.0 Battery Capacity: 90mAh Working Time: 5-7 days Color: Black/Blue/Red Waterproof Grade: IP67 Waterproof(Not for swimming or taking a shower.But it can effectively protect the watch when it falls.) Watch Language: English APP Language: English, French, German, Italian, Japanese, Russian, Simplified Chinese, Spanish, Thai, Malay Features: High sensitive touched screen, can achieve various operations, information content, step, calories, distance, weather, heart rate and other functions to quickly view, thus opening intelligent life. Made of thermoplastic elastomer, it is more comfortable to wear, double-breasted design, let you exercise without falling off. Recording hearrt rate is nice for knowing your health and exercise status, using reflection. Photoelectric signal detection principle records your heart rate, 24h continuous detection your heart rate. Automatically record the number of step, burn calories. You can choose the exercise program that suits your life rhythm, Nothing is more than sweating after exercise. Sweating can relax yourself, stick to exercise, and make yourself a nicer self. The bracelet automatically detects your sleep and generates a sleep report. When you forget the time, the bracelet will vibrate gently, remid you to get up and wake up. Package Included: 1 x Bracelet 1 x User Manual 1 x Charging Cable