GRAND COBALT Programmable Encoder Knob Hot Swappable Switch—FANTECH MAXFIT70 MK911 Wireless 65% Mechanical Gaming Keyboard—Supports 3-Pin and 5-Pin Switches Connection in Three Modes Various Mounting Styles SWITCH BROWN ABS plastic is the top material. Double-Shot PBT keycaps ABS plastic for the core construction Polling rate: 1000 Hz; weight: 563 g; wrist rest: no Measurements: 345*116*40 mm Cable: 1.5m Click here for more details. For a professional gaming mouse, the FANTECH MAXFIT70 MK911 Wireless 65% Mechanical Keyboard is a great addition.