Attach the magnetic charging pins to the rear charging pad of the watch and connect to a 5V 2A wall adapter. Charging takes approximately 2 hours for a full charge.

1. Clean the magnetic charging connector behind the watch with an alcohol swab to remove sweat or lint.
2. Ensure you are using a 5V 2A rated wall adapter.
3. Verify the magnetic pins snap securely into place.

Download ‘boAt Crest’ from Play Store (Android 9.0+) or App Store (iOS 13.0+). Register with your mobile number via OTP, open the app, tap ‘Add Device’, and select ‘Cosmos Plus’. Confirm the pairing prompt on your watch screen.

Ensure the watch is connected in the Crest app (BLE 5.1). Next, connect to ‘Cosmos Plus_BT’ in your smartphone’s Bluetooth settings to route call audio through the watch speaker and mic.

Stress is computed using optical Heart Rate Variability (HRV):
• 1-29%: Relaxed
• 30-59%: Normal
• 60-79%: Medium Stress
• 80-99%: High Stress (use Breathe Training Mode to relax).

Sleep tracking requires wearing the watch securely overnight for at least 3 hours. Night sleep classification tracks Deep, Light, REM, and Awake stages.

The 3-Axis accelerometer measures rhythmic wrist acceleration. Activities involving significant arm movement (typing vigorously, driving over bumps) can occasionally register small wrist gestures as steps.

• Watch Faces: Long press on the home screen to pick from stored watch faces, or use boAt Crest App → Cloud Watch Faces for 100+ designs.
• Brightness: Go to Settings → Brightness.
• Camera Control: Use the Camera widget on the watch to click pictures remotely on your phone.

Yes, it has an IP68 rating, ensuring protection against dust, sweat, and rain splashes. It is not suitable for hot baths, saunas, or deep-sea diving.