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

Cord Monitor 5/16" - 3/8" Ring 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), 4 LEDs cover *full to empty* voltage range of all 12V batteries, including higher voltage AGM for power sport (4th vv LED = 12.7V ), Monitor charge of stored power sport vehicle 12V lead-acid battery or confirm if the vehicle charging system is working correctly, 2 automatic Modes * Battery charge level monitor (single LED blink mode) & Charging system test (arrow mode), Battery charge level : LED matching charge level blinks every 3 seconds (long term draw less than 0.2mA), 5A fuse with 5/16" / M8 ringlets