Imiki D2 BT Calling rugged Smart Watch

Technical Specification of  Imiki D2 BT Calling Smart watch Design Strap Type: Silicone Strap Strap Size: 22mm Weight:68gm Case Material: Zink Alloy Dimention: 56.2*53*13.6mm Waterproof Grade: 3ATM Color: Black , Silver Display Display Type: Super Retina AMOLED Display Shape: Round Display Size: 1.43’’ Display PPI:326 Display Resolution: 466*466 Cloud-based watch faces: Yes Battery Battery Capacity: 400mAh Battery Life: Up to 4 days battery life for Havvy uses , 10 days normal uses and Standby is 30 days. Charging: Up to 2 hours Charging Cable: Yes Sensors & Connection Sensor: Heart rate sensor, SpO2 sensor, 3-axis accelerometer, PPG sensor Connection: Support IOS11 and Android 5 Application: imiki Lite Package Contains: 1 device, 1 charging cable, 1 user manual, warranty card