1Dual USB Ports Rotary Switches - Dual USB ports design for powering in and out of mobile phones. The wind speed can be adjusted freely to meet different levels of heat dissipation. 2Naturally non-slip, safe and worry-free - The telescopic baffle design prevents the notebook from slipping and ensures the stability of the placement. 3Beautiful lighting effect, exquisite and charming - The product is not compromised in all details, the pursuit of perfection. Exquisite and charming light effects make people addicted to it. 4Gear shifting, angle is just right - Five-speed bracket adjustment, adapt to and meet all angles of choice work, game entertainment comfort, safety and health. 5Outstanding appearance, outstanding strength - Draw on the super-running streamlined body elements, the overall shape of the water chest is distinct, domineering.Features: Dual USB Ports Rotary Switches - Dual USB ports design for powering in and out of mobile phones. The wind speed can be adjusted freely to meet different levels of heat dissipation.Naturally non-slip, safe and worry-free - The telescopic baffle design prevents the notebook from slipping and ensures the stability of the placement.Beautiful lighting effect, exquisite and charming - The product is not compromised in all details, the pursuit of perfection. Exquisite and charming light effects make people addicted to it.Gear shifting, angle is just right - Five-speed bracket adjustment, adapt to and meet all angles of choice work, game entertainment comfort, safety and health.Outstanding appearance, outstanding strength - Draw on the super-running streamlined body elements, the overall shape of the water chest is distinct, domineering.Give you a quiet environment - Silent fan design, no other noise during operation does not affect the work during the , do not disturb sleep at night.Five-core strong wind, fast heat dissipation - Five fan blades are arranged in a row, and the wind is strong in the hot part of the notebook, and the notebook is deeply cooled.Wide product compatibility - Notebook size is worry-free, and notebooks under 19 inches are all compatible. Specification: Material: Metal net Noise: 21-23DBA Fan speed: 1400 10% RPM Rated current: 0.9A Rated voltage: 5VDC Fan size: approx. 100 x 100 x 15mm/3.94 x 3.94 x 0.59in Product size: approx. 455 x 312 x 32.5mm/17.91 x 12.28 x 1.28in Package list: 1 x Notebook Cooling Base PAD 1 x USB Cable Note: