Features: 5M white dot mouse micro switch mouse button lifetime 5 million. Package Includes:2PCS x TTC / 5M Mouse Micro Switch. TTC blue dot mouse micro switch mouse button lifetime 8 million. The action is sensitive, the rhythm is strong, and the service life is long. Used for Imperator Naga Hex V2��Steelseries RIVAL 500 ��Steelseries RIVAL 600 DPI button ��Rapoo 3300 3600. brand new and high quality Specifications: Material: Plastic Color: TTC Blue Dot, 5M White Dot(optional) Life: TTC 8 million times, 5 million times Used for Imperator Naga Hex V2��Steelseries RIVAL 500 ��Steelseries RIVAL 600 DPI button ��Rapoo 3300 3600 Package Includes: 2PCS x Mouse Micro Switch note: 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.