20pcs 5V USB Cooling Fan Governor LED Dimming Module Low Power Timer Board without Shell

Product Highlights 1 With soft start function the output voltage increases slowly and there is no inrush current which can effectively extend the life of the fan motor or LED tube 2 The NC voltage regulation is convenient quick and more accurate 3 can be set to shut down regularly safe power saving healthy sleep 4 Double click to close the digital tube display reduce power consumption and light source pollution Product Parameters 1 Input voltage 4 0V 12V2 Output voltage 2 5V 8 0V3 Output power 5W don t overload it 4 Timing time 0 999 minutes5 Product size without shell 72mm 25mm 9mm6 Product weight without shell 12gPackage includes 20 x Module