BOXAN 104 Key Backlit Mechanical Keyboard, Waterproof USB Wired Computer Gaming Keyboard for PC & Mac with Blue Switch - Black (NOT RGB) HIGH ACCURACY - full 104 anti-ghosting keys design, double-color injection molding curved keycaps, constructed with floating keys, every floating key with independent blue switch, full anti-ghosting. ADJUSTABLE BACKLIT - multiple light design, 360 degree visual pleasure. 8 kinds of color lighting, special efficiency of Light can be switch by yourself.( Press FN+SL can switch the backlit ) CLICKY MECHANICAL SWITCH - 50 Milions times keystroke test for longevity, responsiveness, and durability. Never faded key characters, medium resistance, clear click sound, and excellent tactile feedback. GAMING MODE - switchable W A S D and arrow keys for specific applications and/or gaming. Windows key lockout option. ERGONOMIC DESIGN - oversized detachable palm-rest and auxiliary adjustable stand to prevent fatigue, no driver needed ,quickly control each function, multimedia keys provide shortcuts operate. ergonomic design, comfortable to operate even after extended use.