Every part of your day helps you reach your fitness goals. The 3Plus HR tracks all-day steps, distance, active minutes and calories burned 24/7. With a battery life up to 7 days, the 3Plus Lite keeps you motivated to move day and night and an easy-to-use app helps track your daily activity, encourages you to stay active, and tracks your sleep history. Stay connected to those who matter most by receiving and reading notifications for text messages, calls, emails, calendar events and some 3rd party apps all on the HR. Compatible with iOS 7.0+ and Android 4.3+. Gender: unisex.