In-Car Battery Monitoring System - Buy and get a 12V Desulfator FREE

A Digital Battery Analyzer built into your car! Unexpected battery failures and premature battery changes are now completely avoidable! The Battery Monitoring System displays the status of the alternator, and the battery's lifespan and ability to crank at all times.

Battery Status before and after cranking

The Battery Monitoring System is designed for in-car use. Its simple, easy to read display lets users determine the status of the battery and the alternator at a glance! If the battery needs to be replaced, or if the alternator is overcharging your battery, a buzzer sounds, warning you of an impending battery failure.