A high quality, reliable and economically priced charge controller from Morningstar. Features their advanced PWM pulse charging algorithm.Other features include selectable battery type and temperature compensation.Specifications:Model #: SS-10-12VLVD (low voltage disconnect): NoVdc (voltage direct current): 12VSolar Amps: 10 ALoad Amps: 10 AWeight: 1 lb. / .45 kgDimensions: 5.9" x 2.1" x 1.3" / 149.86 x 53.4 x 33.02 mmWarranty info: 5 year warranty from manufacturer