Aigo AR12PRO 3pcs 5PCS Computer Case PC Cooling Fan RGB Adjust LED pwm 120mm Quiet New computer Cooler Cooling ARGB Case Fan CPU Aigo AR12PRO Specification:Dimensions: 120x120x25mmWeight: 180gFan Speed: 800-1600 (20%) RPMNoise: 28.6dBA(max)Air Volume: 74CFM(max)Bearing: Hydro BearingCurrent: 0.16AVoltage: 12VRated Power: 4.2WLife Span: 100000HrsPower supply interface: ARGB 3PIN + PWM 4PINPurchase Note: 1. The product can be used in series without a controller. Of course, if you use a controller, you can control the fan more conveniently! Controller needs to be purchased separately. 2. Old friend, if your motherboard supports 3pin5v sync interface, then you can use the motherboard to control the fan. If your motherboard does not support 3pin5v synchronous interface, then we recommend you to buy another controllerYou can use the remote control to control the fan to change color. Reminder: Dear friends, please watch the product video carefully, and you will get an introduction and installation method of this product. Thank you for your experience and purchase! NOTE In order to avoid customs inspection on live products, we have removed the battery (button battery), please know! NOTE In order to avoid customs inspection on live products, we have removed the battery (button battery), please know!