Vktech 12V/24V Step Down to 9V 5A DC/DC Buck Converter Regulator Power Module Input: DC 12/24V (wide voltage 11V-35V) Output voltage: DC 9V Output current: 5A Synchronous Rectification: Imported components Size: Approx. 6.6 x 5.6 x 2.2cm (L*W*H)