New price low. YMMV, not available everywhere. Amazon has the Cooler Master Hyper 212 Pro aRGB CPU Air Cooler on sale for $18 - $3 off coupon (clip coupon) = $15 with free shipping on $35+ or with Prime. Adjustable fan speeds from 690 to 2,500 RPM. Works with AMD Ryzen AM5|AM4, Intel LGA 1851|1700 Brackets.