Specification: 1. Main chip: Laser sensor: P3327,MCU HT68FB560 2. Mouse return rate: 125HZ/250HZ/500HZ/1000HZ selection 3. Maximum scanning speed: 220ips 4. Acceleration: 30g 5. Case material: ABS 6. Number of mouse buttons: 20 buttons (including bottom configuration switch button) 7. Button elasticity: 70g±10g 8. Button life: 20 million times++ 9. Mouse resolution: 500/1000/2000/3000/6200 DPI switch 10. Environmental conditions: 11. Working voltage: 5V DC ±5% 12. Working current: ≤150mA 13. Working temperature 0℃~+45℃ 14. Storage temperature -15℃~60℃ 15. Working humidity ≤85%(40℃) 16. Storage humidity ≤85%(40℃) Note: 1. The computer cannot detect the mouse and mouse logo lights, and the wheel lights are out of light: Please confirm whether the mouse is well connected to the computer, whether the version of the operating system supports the USB protocol, and you can also unplug it and plug it in again. 2. In case of unsolvable problems, please don't disassemble it by yourself • Micro Switch ensure longevity, minimul durability to 20,000,000 clicks • 1000 Hz polling rate and 30G acceleration with the Redragon M901-K-2 wired gaming mouse • 20 Buttons=7 Mouse Buttons+12 MMO programmable side buttons+1 bottom Mode key • The gamer mouse supports Macro Editing • Adjustable mouse wheel speed • 5 Memory Profiles each with various LED RGB backlits modes • Ergonomic shape fits naturally in your hand of the gamer mouse • Wired Gaming Mice is with 1.1 high-speed braided fibre cable and a gold-plated corrosion free 6ft USB connector for a reliable connection • Support WinXP、Vista、Win7 keyboard • Exclusively for advanced gamers, supporting strategy games, shooting games, and network role-playing games