140x135x40 mm (5.5x5.3x1.6 in.) Voltage: 12V DC Current: 1.5A Air Flow: 55CFM Static Pressure: 0.71 In H2O Speed: 3000RPM Small and powerful, for DIY inflatable , BBQ, indoor smoke extraction, refrigerator, biltong box dryer, greenhouse or other various used. Plug and play. Dc 12V fan with variable speed controller power supply. Input: 110v - 240v 50/60Hz Output: 5V - 12V - 2A The fan speed is adjustable and even on the lowest setting it sends a strong flow of cool air in one side of the gateway which flushes the heat out the other side. Warranty: One-year quality assurance. Please contact us If the product has any quality problems, it will be replaced within one year.