1x Wearable Payment Devices Market Size, Share & Trends Analysis Report by Device Type (Smart Watches, Fitness Trackers, Payment Wristbands, Smart Rings), by Technology (Near Field Communication Technology (NFC), Radio Frequency Identification (RFID), QR & Barcode), by Sales Channel (Direct Sales, Indirect Sales), by Application (Retail/Grocery Stores, Restaurants, Hospitals/Pharmacies, Entertainment Centers), by Region (North America, Europe, Asia Pacific, Latin America, Middle East and Africa) - Global Industry Assessment (2016 - 2021) & Forecast (2022 - 2028)