Please charge device for 2-3 hours when you receive it
Device is waterproof but doesn't support longtime water submerging (example swimming with device)
Download and Install Fitpro application to activate smartwatch features
For Android user: Please always authorize Yoho sports access to all phone functions and always let it operating on. and please turn on the GPS on your phone before you connect it.
Product Features Please charge device for 2-3 hours when you receive it Device is waterproof but doesn't support longtime water submerging (example swimming with device)Download and Install Fitpro application to activate smartwatch features For Android user: Please always authorize Yoho sports access to all phone functions and always let it operating on. and please turn on the GPS on your phone before you connect it.