Features: brand new and high quality ATX power supply breakout board, with ADJ adjustable voltage knob, supports 3.3V, 5V, 12V and 1.8V-10.8V (ADJ) output voltage. The voltage output terminals of the ATX power expansion board correspond to each screw terminal. At the same for time, the panel is also equipped with an acrylic for case kit for ease of use. for 3.3V: STM32 MCU, network communication equipment, such as WiFi Bluetooth-compatible and other devices, generally for microcontrollers and some low-power modules, etc. 5V: ,. Banana Pi, Tinker board, for Nano Pi, USB interface, etc. for 9V: motor drive, display driver module, etc. 12V: motor drive, LED light, vehicle equipment with power requirements less than 24w, etc. Specifications: Item name: ATX 24 Pin Power Supply Breakout Board Color: Red Material: ABS Interface: ATX 24Pin Size: approx. 99x60mm/3.9x2.36in Voltage regulation range: 1.8-10.8V(adjustable)/3.3V,5V,12V fixed output Package Includes: 1PC x ATX 24 Pin Power Supply Breakout Board 5pcs x Male Banana Plug 1PC x Screwdriver note: There may be a little size error in manual measurement. Colors deviation may differ due to different monitor settings, please understand.