For 12 V batteries, with 15 A fuse. For permanent monitoring of the battery charge status. Can be permanently connected to the battery. The charge status of your battery is clearly displayed using a traffic light system as follows: Red: Battery voltage is below 12.4 V Yellow: Battery voltage is between 12.4 and 12.65 V Green: Battery voltage is above 12.65 V Suitable for: XS 0.8, MXS 3.8, MXS 5.0, MXS 7.0, MXS 10 Connection type Ring terminals, permanent Item type Version Battery diagnostic Battery type AGM, Lead-Calcium, Lead-Acid, Ca/Ca (Calcium), EFB, Gel, Lithium, MTF, Standard, Acid battery, VRLA, maintenance-free Features LCD/LED display, charge status indicator Area of use Boat, Bus, Truck, Agriculture, Car, SUV, Showroom, Van/Light commercial vehicle, Workshop, Motorhome Main color black Charging cable length 500 mm Secondary color red Voltage 12 V