Sector SMART S-04 Manual De Instrucciones página 6

Thanks for purchasing this product.
Please make sure the battery is fully charged before using the
watch for the first time.
Note: Waterproof performance - The device watches are IP68
water resistant till 50 meters for max 30 minutes, so you can wear
them and go swimming and do other underwater activities but
not deeper than 50 meters and avoiding sea water. S-04 is not
suitable for hot water baths, hot springs, saunas, etc. We suggest
to avoid using the smartwatch in highly-steamed spaces and to
avoid any soaps or detergents on it.
APP Download
Scan the QR code outside the watchbox to download and install
the APP. Also you can search "SECTOR S-04" in Google Play
(Android devices) / App Store (IOS devices) to install it.
Note: Downloading the APP on iPad or Tablet is not supported.
Compatible with iOS 9.0 & above and Android 5.0 & above.
If the watch's firmware or the APP is not the latest version, it
may affect the usage of the watch or the APP. Please update the
watch's firmware and t he APP to the latest version. You can do it
by following these steps from the APP:
Firmware Upgrade: [SECTOR S-04] APP --> [Device] --> [Fir-
mware upgrade] --> [upgrades].
APP Upgrade: [SECTOR S-04] -> [Me] --> [About] --> [update].