OptiMate Permanent power sport battery lead with integrated battery status/charge system monitor for 12V lead-acid - MONITOR O-124

Monitors the charge of your stored power sport vehicle's 12V lead-acid battery, or confirms the vehicle charging system is working correctly. 2 automatic Modes - Battery charge level monitor (single LED blink mode) and Charging system test (arrow mode). 4 LEDs cover the 'full to empty' voltage range of all 12V batteries, including higher voltage AGM for power sport (4th LED >= 12.7V). Battery charge level: LED matching charge level blinks every few seconds in storage mode (long term draw less than 0.2mA). Vehicle charge system: LED arrow mode activates when charge voltage reaches minimum 13.5V (single green LED) or ideal range 14V+ (double green LED).