Compatibility: Android OS 4.3+, iPhone 5/ iOS 9.0+; Connectivity: Bluetooth Smart Enabled / 4.1 Low Energy; Battery Life: 24 Hour battery life Based on usage
Case Size: 42 x 52 mm; Case Thickness: 11 mm; Band Width: 18 mm; Band Circumference: 175 +/-5 mm
Quartz Movement. AMOLED Display
Case Diameter: 42mm
Water Resistant Up To 1 ATM