TECMATE Cord - Battery Monitor - 5/16" - 3/8" O-128V2

Cord - Battery Monitor - 5/16" - 3/8"
Vehicle Charge system : LED arrow mode activates when charge voltage reaches minimum 13.5 V (v green LED) or ideal range of 14 V+ (vv green LED), 4 LEDs cover *full to empty* voltage range of all 12 V batteries, including higher voltage AGM for power sport (4th vv LED = 12.7 V), Monitor charge of stored power sport vehicle 12 V lead-acid battery or confirm if the vehicle charging system is working correctly, 2 automatic modes * Battery charge level monitor (single LED blink mode) and Charging system test (arrow mode), Battery charge level : LED matching charge level blinks every 3 seconds (long term draw less than 0.2 mA), 5 A fuse with 5/16" / 3/8" ringlets, Fits all chargers except old-style Tecmate Optimate* Pro 4-5.