et540 smartwatch

{"cid":"91222406","title":"ET540 Health Smart Watch BT Calling ECG Monitor Blood Pressure Monitor Smartwatch Strap 22mm","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/6b\/e9\/8cda7890adac9328889b84f7dcba-200x200-1.jpg","attrs":{"Price":"Get Best Price","Brand Name":"Shunxiang","Model Number":"ET540","Minimum Order Quantity":"100pcs","Delivery Time":"5-8 Work Days","Certification":"CE,RoHs","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union, PayPal, Alibaba Trade Assurance, etc.","Packaging Details":"Color Box","Product Name":"ET540 SmartWatch","Display":"1.39-inch IPS 360*360","Compatible System":"Android 4.4 and above\uff0ciOS 8.2 and above","Bluetooth":"5.0BLE (low power consumption)","CPU":"JL7013A","Heart rate and blood oxygen chip":"Dual PD-VP555ER","Battery Capacity":"260mAh","Gravity sensor":"KXTJ3-1057","Charging Type":"Magnetic suction charging","Charging Time":"About 3-4H"}}