Features:
1.Brand new and high quality
2.Overheat overcurrent short circuit full protection.
3.The use of stable and reliable
4.With LED display
5.Suitable for electronic production DIY enthusiasts
6.Welding convenient and simple installation
7.Regardless of the positive and negative input, compatible with 27V AC or 40V DC or less
8.Circuit board size:58*42mm

NOTE: In order to maintain good regulation characteristics, please ensure LM317 chip input and output pressure of about 3V; when using a large current, it is recommended to increase the area of heat sink or cooling fan.

Package Included:
1 set LM317 Adjustable Voltage Regulator Step-down module DIY Kit