Denver Bluetooth fitnessband with heartrate sensor Track your activity and sleep, get notifications and calls shown on the fitnessband, 0.96" OLED display

* Fitnessband with Bluetooth 4.0 function & heartrate monitor * Track your activity + your sleep, and get it displayed in the free app * Charge via included charger by connecting to USB * Easy to use, just one button on the band * Free app for Android & iPhone (max. Android 9.. Newer versions doesn't work). * Pair with your smartphone via Bluetooth * Caller ID display & SMS notification * Clock & Alarm function * Pedometer function: Steps, distance & calories calculation, find phone function * Vibration alarm clock function * 0.96” Oled display * Built-in lithium ion polymer battery: 90mAh, standby time 7-10 days * IP-68 waterproof