1.ATX power supply breakout board supports 3.3V, 5V, 12V and -12V output voltage. 2.The voltage output terminals of the ATX power expansion board correspond to each screw terminal. 3. At the same time, the panel is also equipped with an acrylic case kit for easy to use. 4.Compatible with 3.3V: STM32 MCU, network communication equipment, such as Wi-Fi Bluetooth and other devices, generally for microcontrollers, and some low-power modules, etc. 5V: Raspberry Pi, Banana Pi, Tinker Board, Nano Pi, USB interface, etc. 5.Compatible with 12V display driver module, : motor drive, LED light, vehicle equipment with power requirements