Breadboard Power Supply Stick 3.3V 5V
$30.06
$55.91
Input voltage: 6.5-12 v (dc) or usb power supply Output voltage: 3.3 v/5 v can switch Maximum output current: 700 ma < Two independent control fluctuations, can switch to 0 v, 3.3 v, 5 v On board two groups of 3.3 v, 5 v dc output plug pin, comfortably used external lead.
Power Supply