Sensor

TechKing ( Only for Today Deal with 9 Years Warranty Smart Fitness Band M6 Bracelet/Fitband, Heart Rate Monitor Sensor OLED Bluetooth Wristband Waterproof Sports Health Activity Tracker Watch

TechKing ( Only for Today Deal with 9 Years Warranty Smart Fitness Band M6 Bracelet/Fitband, Heart Rate Monitor Sensor OLED Bluetooth Wristband Waterproof Sports Health Activity Tracker Watch

✅Full screen 1.56″ display,Choose between 60+ band displays AMOLED display,326 ppi, comparable to smartphone displays,30 fitness modes,Auto detection of six fitness modes✅Heart rate monitoring,Keeping track of ups and downs,SpO₂ tracking,Sleep breathing quality tracking,50m water resistance,Can…