Brand new Solid-state coolers are a form of solid-state cooling that incorporates both semiconductor technologies and electronic assembly techniques. Suitable for: small space cooling, learning the principle of semiconductor refrigeration, pet air conditioning, etc. Color: silver + blue Material: aluminum Size: 98 x 60 x 46MM Package content: 2 x cooling blocks 2 x fans 8 x screws 2 x mounting screws 1 x heads water cooling 2x thermal glue Note: cooling sheet is not included. Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the photo a little different from the real thing. The measurement error is +/- 1-3cm.