Application : electric car , twist car , electrician bicycle , scooter , inverter and so on For 3.7V ternary , lithium cobaltate , lithium manganese oxide battery Suitable power and voltage : 48V , less than 2500W Over protection Over discharge protection Over current protection Output short circuit protection Over temperature protection ( discharge temperature 75 degree min temperature 7 degree ) Working current : 50A Continuous working current : 40A Over-discharge protect voltage : 2.6V Over-charge protect voltage : 4.25V current : 40A Balance voltage : 4.2V, Manufacturer: Watreketal