• 0.91 OLED Screen • Built-in BT 4.0 Allows You to Connect to External BT Enabled Devices • Compatible with Android 4.3 • Compatible with Iphone® 4S, IOS 6.0 and Above • Tracks Steps, Distance, Calories Burned and Active Minutes • Monitor How Long and Well You Sleep • Wake Up with a Silent Wake Up Alarm • LED Lights Show How Your Day is Stacking Up Against Your Goal • Slim, Comfortable and Easy to Wear • Incoming Call Alert • Water Proof • Take Pictures from Your Smarphone Via the Built-in Remote Control on Your Wristband • Rechargeable Battery (60mAh) • Reach up to 49ft.