This ergonomically designed stylish fitness wristband supports most mainstream cellphones using the Bluetooth 4.0 or above. Compatible with iOS 8.0 / Android 4.3 or above. The screen uses OLED display and stand by time is 5-7 days after full battery charge. Core features include:
Heart rate and sleep monitoring - This fitness tracker monitors your heart rate, uploading real time data to your iPhone or Android phones. Search the app "Smart Wristand" to download and install. Also supports automatic sleep monitoring, with overall health data shown in beautifully designed charts.
Multi-functional - High performance acceleration sensor that accurately tracks the steps, distances and calories burnt for each activity. Can also notify you of any incoming calls, SMS, push notifications including WhatsApp, Facebook, Twitter etc. It's remote camera function helps you capture selfies and music control is available.
Waterproof - You can wear it while washing hands ,bathing and even swimming because of its durable waterproof material.