Specifications: Item Name: PWM Fan Splitter Cable Material: PVC Wire Type: 1007 26AWG Insulation Material: PVC Insulation Conductor Specification: 7 x 0.14TS Conductor Material: Tinned Copper Wire Outer Diameter: OD 1.3mm Rated Temperature: 70 degrees Celsius Cable Length: 27cm Connector: 4 Pin PWM connector for motherboard, 3Pin and 4 Pin connectors for fan Product function: Make two fans share a common interface Feature: Tinned copper wire enables this cable to achieve strong corrosion resistance and oxidation resistance to ensure the stable running of PC fan. Made of high quality PVC material, this product is eco-friendly, wear resistant and durable. 4 Pin PWM connector for motherboard, 3Pin and 4 Pin connectors for fan The extension cable Suit to 3pin and 4pin PC fans, extend more fans for computer case, increase airflow better for heat cooling. 1 to 2 Y Splitter Extension Cable, One PWM fan socket can control 2 fans, Make two fans share a common interface Package Includes: 1 x PWM Fan Splitter Cable Note: To avoid signal conflicts during simultaneous speed measurement, one speed measurement line is missing. That is to say, one of the two interfaces is 4 pins (supporting speed measurement and temperature control), and the other one is 3 pins (only supporting temperature control).