http://www.flipkart.com/honor-band-z1/p/itmedf52jmjemfqj Key Features of Honor Band Z1 Polished Steel Band, Classic Lozenge Pattern Strap Activity Monitoring: Step and Calorie Counting Sleep Quality Monitoring: Hours of Deep Sleep and Light Sleep Personalized Multiple Home Screen Caller Display 3 Days Working Time, 14 Days Standby Time