Saibo GloryFit / FlagFit Smart Watch A19-0421 User Manual
This user manual provides instructions for the GloryFit / FlagFit Smart Watch A19-0421, also known as A19-2A2N5-A19. With heart rate sensors and blood oxygen level detection, this smartwatch can be paired with iOS 8.0 or higher and Android 4.4 or higher devices via Bluetooth 4.0. The manual includes a warranty card and usage instructions.