Enjoy peace of mind every time you start your Corvette! The Battery Pal 12 Volt Battery Status Monitor works on any 12 volt battery, checking it instantly and continuously 24 hours a day, 7 days, 365 days a year, or simply whenever you want to check your battery! Simply connect the Battery Pal to your 12V battery and immediately know if your battery has sufficient charge or not. Battery Pal will alert you with a blinking green indicator light and beeping when your battery is low and needs charged.