ITEM NAME:New DC/DC Converter Regulator 12V Stepdown to 5V 3A 15W Car Power Supply 1x Hot Descriptio n Description: Synchronous rectification, the conversion rate is ≠¥96%, very low heat. With overload/over-current/over temperature/short circuit protection, and it can work in normal.Output: DC 5V, 3A, 15W. Input: DC 8-20V, (12V changes to 5V). Compact design, high efficiency, easy installation and use. Synchronous rectification, the conversion rate is ≠¥96%, very low heat. We want to make sure you are happy with our item.