OPTA SB-234 Bluetooth Heart Rate Sensor Smartwatch Owner’s Manual
Learn how to pair and use the OPTA SB-234 Bluetooth Heart Rate Sensor Smartwatch with this user manual. Compatible with Android 4.4 or above and iOS 9.0 or above, this smartwatch has a Bluetooth 4.0 connection and a waterproof rating of IP67. Follow the instructions to download the WoFit app, power on your watch, and charge it for up to 24 hours of use. Discover the device overview and features, and troubleshoot common issues. Keep your smartwatch within 10 meters of your phone for optimal connectivity.