Features: PWM PC CPU Fan Temperature Control Speed Controllers Board ensures efficient and high performances cooling for your computer. With synchronous rectifier output and no need for additional heat sink, this speed controllers board is perfect for heavy duty use without compromising on performances. Designed for technology enthusiasts and gamers who require precise temperature control and perfect fan speed for their PC component. Great for various applications, including gamings rigs, workstations, and servicer, providing reliable and customizable cooling solution. Experience worry free cooling with the PC CPU Fan Temperature Control Speed Controllers Board, ensuring perfect performances for your valuable computer component. Specifications: Material: Plastic Working voltage: DC12V Circuit load capacity: Each circuit support up to 4Amp, and the bus current is not greater than 9A Temperature probes parameters: 50KB=3950 Temperature control temperature zone error: Depending on the temperature probes error, usually 3-5% Shutdown alarm speed threshold: 700-800rpm Size: As shown in the picture Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1set CPU Fan Temperature Control Board