ble 5 0 waterproof fitness watches

{"cid":"91222783","title":"1.73 Inch Round Shape HD Screen Smart Watch IP68 BLE 5.4 Waterproof Fitness Watch","imgUrl":"https:\/\/img.chinax.com\/nimg\/59\/b1\/4ebf744d386292be0cc874f12ead-200x200-1.jpg","attrs":{"Price":"USD 40 \/PC","Brand Name":"Rainbuvvy","Model Number":"DM90","Minimum Order Quantity":"10 pcs","Delivery Time":"5-8 work days","Certification":"CE","Place of Origin":"China","Payment Terms":"L\/C, T\/T","Supply Ability":"100pcs per 5 days","Packaging Details":"13cm*10cm*7cm","Color":"black black rubber strap","CPU":"AB5691G","Flash":"Flash\uff1a128M","Display":"1.73inch AMOLED HD PPI: 466*466","Touch screen":"Full touch \uff0ctouch IC\uff1aCST820","Heart rate sensor":"HX3918 :low power consumption, accurate heart rate and blood oxygen with liveness detection .","Acceleration sensor":"STK8321","Blue tooth":"BLE 5.4"}}

{"cid":"91222406","title":"NX18 Pro 1.5-inch AMOLED Smart Watch with GPS Tracker and IP68 Waterproof","imgUrl":"https:\/\/img.chinax.com\/nimg\/09\/f6\/681fe9654ec71871ab146f459c3d-200x200-1.jpg","attrs":{"Price":"$22.90-23.50 \/ piece","Minimum Order Quantity":"50 pieces","Brand":"OEM","applicable people":"Male","item shape":"ROUND","screen size":"\u226550mm","waterproof standard":"IP68","battery life":"Up to 4 days","feature":"Touch Screen, APP Control, GPS, bluetooth","function":"Remote Control, Sleep Tracker, Speed Measurement, Fitness Tracker, Passometer, Call Reminder, Answer Call, Push Message, Mood Tracker, Message Reminder, Dial Call, Heart Rate Tracker, Activity Tracker, Social Media Notifications, Calorie Tracker, Multispor","display type":"AMOLED","screen resolution":"466*466","Operating System":"Linux, Android, IOS","camera":"No Camera","Charging Method":"Magnetic","private mold":"NO","Place of Origin":"China","Product Name":"NX18 Pro","Chip":"RTL8763EWE-VP","Heart Rate Sensor":"HX3918","Waterproof":"IP68","Screen Size":"1.5-Inch AMOLED","Standby time":"About 30days","Bluetooth Version":"BLE 5.2","Compatible":"IOS9.0+ \/ Android4.4+","APP":"Fitcloudpro","Battery Capacity":"400mAh"}}