This micro 4-pin adapter cable allows you to connect standard 3-pin and 4-pin PC fans to your graphics card and other computer devices.; Graphics cards with the micro 4-pin (PH 2.0 mm) connector expect a full 4-pin fan supporting PWM speed control. 3-pin fans and devices like AIO pumps will operate at full speed (which may be preferred in some scenarios).; RoHS Compliant. The cable is constructed with all black connectors and high density sleeving for minimal wire visibility.; Total cable length (including connectors) is 6 inches (15cm)