About this item [36V 18A golf cart battery charger] Contains a 2-pin Anderson SB-50 style plug directly connected to the main unit, which can safely, quickly and easily charge the 36volt EZGO Marathon golf cart. [Intelligent Protection Function] *Temperature monitoring output plug *Input low-voltage & over-voltage protection *Overheat protection charger *Output empty-load protection *Output short/reverse protection *Output over-current/over-volage protection *Automatic shutdown when fully charged [Strong and lightweight design, waterproof and dustproof] The input cable length is 5 Feet, the output cable length is 10 Feet, the total cable length is about 15 feet ; the handle is easy to take; and product weight is 6 pounds， the packing total weight is about 8 pounds; Protetion level is IP67. [Proprietary Function]Please note! When the charging plug is in poor contact with the battery holder or the temperature is too high due to other reasons, the yellow indicator light will flash strongly and lock the low current. When the plug temperature exceeds the alarm value, it will change from a strong flashing yellow light to a strong flashing red light, and the output will be turned off. Therefore, please do not cut the charging plug cable or replace it with another type of charging plug. [Charging indicator] The battery power : 0-90% --- Green light flashing slow ; 90-100% --- Green light flashing fast ; 100% --- Green light always on.