iGS520｜Navigation and page settings(English subtitles)

#iGS520 #iGPSPORT Welcome to follow us. Facebook: https://www.facebook.com/iGPSPORT.Official Instagram: https://www.instagram.com/igpsport.china/ YouTube: https://www.youtube.com/channel/UCBvnWpMG_O1xf77y81zkPFA #Cycling #Bike #Roadcycling #Training #Bikecomputer #Bikelife #WorldBicycleDay