3pcs 12V To 5V DC DC Converter Module With USB Output Power Adapter 15W

Specification:

Material: ABS
Output voltage: DC 5V
Input voltage: 12V
Output current: 3A
Output power: 15W
Black cable length: Approx. 54cm
Red & black cable length: Approx.14cm

Package includes: 

3 x DC Converter