ble 4 0 health monitoring smartwatch

{"cid":"91215941","title":"Customized Fitness Monitoring Smartwatches 1.54 Inch Sleep Health Quick Charge Tracker","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/af\/cc\/bdd15a724a8c63b9eb5227b518ad-200x200-1.jpg","attrs":{"Price":"$4.5-$10","Brand Name":"KALIHO","Model Number":"T500","Minimum Order Quantity":"3000","Delivery Time":"5-30days","Certification":"CE ROHS","Place of Origin":"China","Payment Terms":"T\/T, Western Union, MoneyGram,paypal","Supply Ability":"100000pcs\/Month","Packaging Details":"50\/PCS","Color":"Black\/Silver\/rose gold"}}

{"cid":"91222406","title":"KT37S Waterproof Sport Smart Watch 1.85 Inch Display Smartwatch Full Touch Screen Flash 128Mb","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/36\/33\/c392afe70ca9c5eb8f9258a910f1-200x200-1.jpg","attrs":{"Price":"Get Best Price","Brand Name":"Shunxiang","Model Number":"KT37S","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":"KT37S Waterproof Sport Smart Watch","Chip":"BT8959T5","Screen type":"1.85 inch IPS 240*280","Battery capacity":"280mAh","Charging":"Magnetic charging","Waterproof":"IP67","Flash":"128MB","Bluetooth":"BLE5.3"}}