1PCS NEW DC adjustable LM2587 litre voltage regulator 3V5V12V to 19V24V30V36V#YT

1PCS BQ25570 Energy collector module boost charging buck conversion#YT

1PCS 4005 5A DC-DC adjustable buck power module far exceeds the LM2596 #YT

1PCS DC adjustable LM2587 High power supply board 3V5V12V to 19V24V30V36V #YT

1PCS XL6019 DC-DC adjustable boost power supply 3V-35V to 5-40V 5A #YT

1PCS NEW 4005 5A DC-DC adjustable buck power module far exceeds the LM2596 #YT

1PCS DCDC XL4015 adjustable step-down 4~38V High power 96% low ripple 5A #YT