Features: Blue white TTC are touch switches, actuation weight is around 42g. Dual gold plated spring . The switch use dual gold plated spring to make sure best hand feeling. Silent : It adopts double-safety silencing structure design-the upper cover, the base has a large impact contact area, and the elastic deformation is small. The mute effect is obvious and the pressing is smooth. Stable: It adopts double side wall structure patent . When the shaft core is pressed down, it fits tightly with the upper cover, and the shaft core moves up and down as stable as a rock. The service life is around 100 million times. brand new and high quality Specifications: Material: ABS Quantity: 10pcs, 4pcs(optional) Color: Silent Bluish White Operating force:42±10gf Pre-travel:2.0±0.4mm Total travel:3.5±0.4mm Leaf spring: Gold contact Terminal: Gold contact Characteristics: Tactile Package Includes: 10PCS x TTC Silent Bluish White Switches or 4PCS x TTC Silent Bluish White Switches note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!