To unlock all features (call notifications, app alerts), you must connect the watch to a smartphone.
A: No. The S2 Pro has a different mainboard and a dual-Z motor setup. Using the base S2 manual will result in incorrect motor current settings. Search for “Yayusi S2 Pro Manual PDF” specifically.
: The device will issue a prompt sound and shut down automatically when the battery is low. Troubleshooting & Maintenance
To unlock all features (call notifications, app alerts), you must connect the watch to a smartphone.
A: No. The S2 Pro has a different mainboard and a dual-Z motor setup. Using the base S2 manual will result in incorrect motor current settings. Search for “Yayusi S2 Pro Manual PDF” specifically. Yayusi S2 Manual Pdf
: The device will issue a prompt sound and shut down automatically when the battery is low. Troubleshooting & Maintenance To unlock all features (call notifications, app alerts),