M4 Unisex Smart Wristbands Android iOS Bluetooth Waterproof Touch Screen Heart Rate Monitor Blood Pressure Measurement Long Standby ECGPPG Pedometer Activity Tracker Sleep Tracker Sedentary Reminder

Model:M4; Gender:Unisex; Languages:Simplified Chinese,Japanese,Spanish,German,French,English,Ukrainian,Arabic,Korean; What's in the box:English and Chinese Manual; Screen Type:IPS; Sensor:Gravity Sensor; Supported Operating Systems:Android 4.4 and iOS 8.0 or above; Connection:Bluetooth; Standby Time:150-200; Capacity:90; Type:Smart Wristbands; Screen Size:0.96; Fitness & Wellness:ECGPPG,Sedentary Reminder,Pedometer,Community Share,Sleep Tracker,Activity Tracker; Charging Time:3; Compatibility:Android iOS; Water Resistance Depth:10; Waterproof Level:IP 67; Features:Waterproof,Distance Tracking,Blood Pressure Measurement,Heart Rate Monitor,Long Standby,Touch Screen; Listing Date:03/23/2020; Production mode:External produce; Instructions:Chinese,English