new and High life 48 million times. Relatively high , slightly for STRONGER scale. The can be commonly used as long as the of your mouse have the same height with it.(Distance from board to center hole) Compatible with: for Tournament Edition,for HyperFlux ,for Elite,for Viper Wired,for Wireless,for Basilisk V2,for Basilisk Ultimate,for III, it can be used universally! Life: 48 million Colour:Photo Color Material:plasticandmetal Package Contents: 2 x Mouse Encoder Decoder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.