Product information:

Features: USB self powered mode, plug and play, simple and convenient
Voltage: DC5V
Fans: 3 high-performance and quiet cooling fans
Size: 290mm * 160mm * 40mm, front high, back low inclined
Product Description:
1. Equipped with three built-in ultrabook electric fans, they suck up the hot air at the bottom of the laptop and exhaust it through the back air outlet. The laptop always operates at low temperatures, increasing system stability and eliminating the worry of overheating causing crashes, file loss, or even damage to important components, thereby extending the lifespan of the laptop.
2. There are four circular rubber pads with high friction coefficients around the heat dissipation panel to raise the gap between the laptop and the heat sink, promote the flow of wind, and prevent the laptop from slipping during use. It is a good companion for your beloved laptop!
3. Ultra quiet (25 decibels), fast speed of 1500rpm), low battery (5V) suitable for all brands of laptops, USB power supply, no need for external power supply, with a lifespan of over 19000 hours.