winsun e3 men waterproof ip68 weather display smartwatch sports watch heart rate blood pressure blood oxygen health tracker

brand name : prettylittle mechanism : no sim card available : no system : none gps : no type : on wrist compatibility : all compatible rom : <128mb function : passometer function : fitness tracker function : sleep tracker function : message reminder function : call reminder function : remote control function : push message function : alarm clock function : speed measurement function : heart rate tracker rear camera : none language : english language : russian language : spanish language : polish