Models PLB07525B12HH (75mm GPU Fan) 2 66 0 Micro BEC 7-21V to 5V12V-ADJ (MBEC2A) 1 170 0 GY-SGP40 3 202 0 Matek Systems Micro BEC 6-30V to 5V/9V-ADJ (MBEC6S) 5 244 0