Optimate Permanent Power Lead with Battery/Charge StatusPermanent power sport battery lead with integrated battery status / charge system monitor for 12V lead-acid batteries2 automatic Modes ? Battery charge level monitor (single LED blink mode) amp Charging system test (arrow mode)4 LEDs cover ?full to empty?a voltage range of all 12V batteries, including higher voltage AGM for power sport (4th vv LED = 12.7V )Battery charge level : LED matching charge level blinks every 5 seconds (long term draw less than 0.2mA)Vehicle Charge system : LED arrow mode activates when charge voltage reaches minimum 13.5V (v green LED) or ideal range of 14V+ (vv green LED)SAE charge port with weatherproof sealing capCABLE LENGTH610 mm (24?)COLOR/FINISHBlackFOR MAKEUniversalMODELOptimatePOWER CONNECTION TYPE1/4? Terminal Eyelet| Fused| SAE PlugPRODUCT NAMETerminal LeadTYPEBattery| Level IndicatorUNITSEachVOLTS12 V