Yeeco Step Down Variable Voltage Power Regulator DC to DC 15-35V to 12V Buck Voltage Converter Reducer Car Power Supply Module 24V to 12V Car Vehicle Energy DIY Voltage Volt Transformer Stabilizer DC to DC buck converter step-down car power supply With Short circuit protection and Over current protection Input voltage: DC24V (15-35V); Output voltage: DC12V Output current: 3A(MAX); Output power: 36W(MAX) Dimension of the power supply : 46 * 32 * 18MM