Usage Tips:Features:Good handfeeling and 50 million clicks long service life.As long as your mouse is a rectangular three-pin straight foot micro move, universalCrisp feeling, medium and short stroke, compact rebound.Less lag than similar products, nominal all conservative lifeThe blue dot button 50M, longer than the ordinary 50M life, and even, feel crisp, very comfortableD2FC-F-K Microswitch is relatively more crisp, improve switch accuracy, smooth operation.Specifications:Model:D2FC-F-K Mouse Micro SwitchesLife: 50 Million times ClickQuantity:2PCS/10PCSMaterial: PlasticPacking Size:As PicturesForce: 0.74NDot: Blue DotConnectorL 3PinsNote:Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand.Please allow 0-2mm error due to manual measurment.Package includes:2/10Pcs x Micro Switches (Without retail package)