LM317 Digital Display Adjustable Regulated Power Supply Module DIY Kits

Features:Overheat overcurrent short circuit full protection.The use of stable and reliableWith LED displaySuitable for electronic production DIY enthusiastsWelding convenient and simple installationRegardless of the positive and negative input, compatible with 27V AC or 40V DC or lessCircuit board size:58*42mmNOTE: In order to maintain good regulation characteristics, please ensure LM317 chip input and the output pressure of about 3V; when using a large current, it is recommended to increase the area of the heat sink or cooling fan.Package Included:1 set LM317 Adjustable Voltage Regulator Step-down Module DIY Kit