Screen Size: 1.69" IPS 240*280 BT Version: V5.0 Battery Capacity: 200mAh Battery Type: Lithium polymer battery Standby Time: Up to 15 days Screen Size: 33.23*28.57mm Watch Size: 43*35*9.95mm Weight: 165g Material: Zinc Alloy/PC/TPU Waterproof Rating: IP68