Z18 OLED Samrtband Bluetooth 4.0 Smart Bracelet Sleep Heart Rate Monitor IP67 Waterproof Sports Tracker for Android iOS Step up to high-speed USB

Step up to high-speed USB 3

can transferedd electrons at much faster speeds

adjust volume

The width of car mount is 3

4835GHz Battery Type: Built-in Rechargeable Battery Size: 94

Z18 OLED Samrtband Bluetooth 4.0 Smart Bracelet Sleep Heart Rate Monitor IP67 Waterproof Sports Tracker for Android iOS Step up to high-speed USBProduct Features: Perfect Smartphone Companion Display Health Parameters This smart wristband can display the time, date, steps, distance ,calories and heart rate clearly. Let you know your sports data immediately! Sync Sports Data When paired with your smart phone via bluetooth, it will sync your data to Android phone and IOS phone. It gives you a real time assessment of your exercise throughout the day. Heart Rate Monitor It can monitor your heart