RGB LED Keyboard Mouse Good for Gaming Smooth Mouse Roller Suspension style key caps, waterproof and dustproof, and easy to take down to clean thoroughly for longer work time Amphitheatre style and Curve key design provides super cool mechanical feelingThe transmission line is equipped with anti-interference magnet ring for better operation DPI adjustment provides 800/1200/1600 gear shift control for different games The smooth 3D roller with anti-skid scale grain ensures you to operate comfortably Secured Packaging (Stretch film, Bubble wrap, Cardboard, Fragile Tape) to make sure overall safe and secured Incase problem occurred during the first test after item delivered please contact us via chat messaging here Please be remind do not give us negative feedback in advance because we have after-sale support service 1 Month Warranty