The Apollo iOS/Android app can lock the Go, estimate remaining battery life and allow firmware updates. Notably, it shares the Pro's front and rear regenerative brakes, rear drum brake and thicker kickstand for security. ElectricRideLab.com is actually a participant during the Amazon Services LLC Associates Plan, an affiliate promotion https://unagi-electric-scooter65712.wiki-promo.com/13835/electric_scooter_for_adults_high_speed_xl_options