Do I need to calibrate the Watch Generation 2 on first use?

Yes, when using the device for the first time, it requires a blood pressure calibration in order to effectively be able to use the Blood Pressure measurement with the fingertip sensor.

Please follow this video tutorial to learn how to correctly calibrate your device and benefit from its Health Functions to the fullest.

Please note: due to local regulations, some App Health Functions may be unavailable for some countries.
How can I charge my LifeWatch Generation 2 device?