Features: 100% brand new and high quality 50 million times click life. Applicable mouse models: A4TECH Bloody mouse A91 Q81 Q50,P93 A90 A60. LK 6 pins. Quantity: 2Pcs This is Hot plug Mouse Micro Switch , only suitable for Light Strike mouse. Package Includes: 2pcs x Mouse Micro Switch Micro Button Specifications: Name : LK Strike Light Mouse Micro Switch Quantity: 2PCS Life: 50 million times click Applicable mouse models: A4TECH Bloody mouse A91 Q81 Q50,P93 A90 A60 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