... light, big capacity, small in size and safeto use. The shell is made of fire retardant ABS material and thus is ... , big capacity, small in size and safeto use. The shell is made of fire retardant ABS material and thus is ... , big capacity, small in size and safeto use. The shell is made of fire retardant ABS material and thus is ... , please contact our sales engineers. Heating System for Heating Jacket