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Touch screen Smart Watch B57 fitness sports watch IP67 smart bracelet fitness tracker with heart rate monitor
Specification:
you can place your phone with a free position
Smart bracelet fitness tracker sports watch B57 USB Car Charger tap left volume key toTouch screen Smart Watch B57 fitness sports watch IP67 smart bracelet fitness tracker with heart rate monitor Item Number: B57 TT Quick Details: Download the app (HeroBand III app) from app store on android CPU: NRF52832 Screen size: 1. 3 inch IPS color Resolution: 240*240 Bluetooth: BT4. 0 Waterproof rating: IP67 Battery: 180 mAh Charging: Magnetic charging Charging time: about 1. 5H Product size: about 48. 9*34. 5*11. 7mm 1. 92*1. 35*0. 46in Product
US$ 227.75
US$ 195.09
