Add-on SmartWatch2 for Sony Smart Watch 2 wrist watch - it works as an extended screen for Locus Map application in mobile or tablet. You can control comfortably the most frequently used features by it:
start/stop/pause track recording
quickly switch between recording profiles
watch guidance on a target - switch between the compass and map view
All add-ons need to be connected to Locus Map. Switch the connection ON in Locus settings > Miscellaneous > Connect with add-ons.