GoolRC Head Display,Tired Windshield Bike Universal Alarm Tired Windshield Display With Over With Over Speed Windshield Bike Car Speed Alarm TiredHeadQisuo Buzhi Rookin

Universal: compatible with all cars, trucks, bikes, & motorcycles. Display MPH or KM/h - Simple push button set up Driving time and distance calculation and display Plug & play: Power through vehicle cigarette outlet jack, no professional installation is required Over-speed warning: 3-second alarm beep and display flash will warn driver 93 beeps for over speeding alert)