Heat Transfer -- Made of high quality Aluminum, good thermal conductivity. | Large Heatsink Block Size -- 11.81 x 7.87 x 0.98inch / 300 x 200 x 25mm(L x W x H) | Preventing Overheating -- Heat sink sucks the heat away, thus can reduce the risk of hardware failure due to overheating. | Skived Fins Process -- The heat sink base and fins are created from a single piece of aluminum, providing improved heat dissipation and heat transfer from base to fins. | Great for Cooling Solutions -- Widely used for Electronic, CHIP, LED, Computer, Power Transistor, Power Amplifier, Voltage Regulator, etc.

Made of high quality aluminum; good thermal conductivity | Back with thermal adhesive tape, easy to install. | sucks the heat away, reduce the risk of hardware failure due to overheating. | Size: 0.59 x 0.59 x 0.31 inch / 15 x 15 x 8mm(L x W x H) | Widely used for Raspberry pi, CHIP, IC, MOS, Diode, Dynatron, Electronic, or electronic components.

Made of high quality Aluminum, good thermal conductivity. | Size: 200 x 120 x 55mm / 7.87 x 4.72 x 2.17inch (L x W x H) | It sucks the heat away, thus can reduce the risk of hardware failure due to overheating. | Large Size and fins design increases more surface area and performs effective heat transfer. | Widely used for Electronic, CHIP, Computer, Power Transistor, Power Amplifier, Voltage Regulator, LED, LCD, etc.

Absorb Heat Quickly -- Made of pure copper , the thermal conductivity up to 401W/(mK.). Copper heat sinks has nearly double the thermal conductivity than aluminum. | Heatsink Exteral Size -- 3.94" x 1.57" x 0.39"/100mm x 40mm x 10mm. | Skiving Fins Process -- This creates more surface area and opportunity for heat dissipation. | Preventing Overheating -- Heat sink sucks the heat away that can reduce the risk of hardware failure due to overheating. | Great for Cooling Solutions -- Widely used for Electronics, computer, LED, Power Transistor, Power Amplifier, Voltage Regulator, etc.

Absorb Heat Quickly -- Made of pure copper , the thermal conductivity up to 401W/(mK.). Copper heat sinks has nearly double the thermal conductivity than aluminum. | Heatsink Exteral Size -- 5.91" x 1.57" x 0.39"/150mm x 40mm x 10mm. | Skiving Fins Process -- This creates more surface area and opportunity for heat dissipation. | Preventing Overheating -- Heat sink sucks the heat away that can reduce the risk of hardware failure due to overheating. | Great for Cooling Solutions -- Widely used for Electronics, computer, LED, Power Transistor, Power Amplifier, Voltage Regulator, etc.