You can find the manuals to devices below:
A&D UA-651BLE (blood pressure monitor) (EN)
A&D UC-352BLE (scale) (EN)
Nonin 3230 (oximeter) (EN)
Activ8 A8015/A8016 (activity tracker) (EN)
Beddit (sleep monitor) (EN, DE, FR, IT, ES)
Beddit (sleep monitor) (EN, FI, SE, NO, DK)
on https://bewellinnovations.com/support/#!