Quantity: 2, Model: D2FC-F-7N (10M).Original OMRON D2FC-F-7N (10M) microswitches, 10 million click lifespan! Twice that of the standard D2FC-F-7N!Generally, as long as the original mouse switch is a rectangular three-pin microswitch, it is generally compatible! (For example, it works perfectly with many models including Logitech MX518, MX510, G400, G500, G5, G7, G9X; Razer DeathAdder, Razer Viper, Razer Naga, Razer Corsair, Microsoft IO1.1, Microsoft IE3.0, all Razer MX series, Logitech MX series, Saturn trackball, Logitech G series, Apple G3, G4, G5, A4Tech microswitches, and DELL, IBM, etc., all with the same size and specifications.)It is compatible with Logitech G1, Logitech MX series, Microsoft X08, X800, Microsoft IE 3.0, Razer DeathAdder, Razer Viper, Razer Naga, Razer Corsair, SteelSeries XAI, Kinzu, and many other mice! Omron white dot microswitches are suitable for snipers, AWP users, and also compatible with AKs, M4s, and other machine guns. They are versatile enough for gaming, general office work, and internet browsing.Many mouse manufacturers, including Microsoft and Logitech, use Omron microswitches. Simply open the mouse, remove the old microswitch, and solder on the new one. Your beloved mouse will instantly function again, like a newborn. You'll regain your former skill! No more worries about malfunctioning buttons!Replacement Precautions:1. Do not leave the soldering iron on the circuit board for too long to avoid overheating and damaging the wiring.2. When replacing the microswitch, press firmly between the microswitch and the circuit board when applying solder.3. Finally, check that no residual solder remains on the board to avoid short circuits.4. Many mice, such as the Motospeed, have screws under the last two feet. Remove the feet to see them!Package Contents: 2*D2FC-F-7N (10M) microswitches.