Country of origin : India Package Contains: 1 device, 1 charging cable System Requirement: iOS 11.0 & + or Android 9.0 & +, BTv5.3 Display technology - AMOLED Size - 3.63cm (1.43') Resolution 466*466 Cloud-based watch faces - Yes Heart rate sensor - Yes Accelerometer - Yes SpO2 sensor - Yes Typical Usage Time - 7 days Standby Time - 45 days Capacity - 300mAh Charging Time - Up to 2 hours Charging Cable - Yes Watch Case Material - Polycarbonate Weight - 56.8 grams Dimension -47.4*47.4*11mm Strap Size & Material - 22mm & Silicone Water Resistance Rating - IP68