TIPS:
There are 8 light effect modes for option. You can't change the colors of the key lights, but you can change the pattern used to illuminate them, speed of the pattern, and illumination level.
1: FN + SL: switch backlight modes (8 modes supported).
2. FN + ↑ / ↓: adjust brightness (3 brightness level)
3. FN + ← / →: adjust speed of backlight modes (5 levels speed supported)
4. For more details pls see User Manual

Blue Switches
Clicky sound, fast response, let you become the hard-core in the game!

Durable
Keys can bear 50 million times keystrokes. Sturdy and robust enough to protect itself from scratch, bump and corrosion.

Complimentary Key Cap Puller Tool
A key cap puller included for free. With this gadget, you can pull your key caps easily when you want to clean your keyboard or frequently change your key caps.

Non-slip Design
Under the keyboard, there are two rubberized holders to prevent it from slip.

Shortcut Function Key
Series of short functions keys works well if they are combined with FN key.

Specifications:
Color: Black
Key Quantity: 104
Working Voltage: 5.0V DC
Interface: USB interface
Mechanical Switch Type: Blue Switch (with clicky sound)
Initial Force: 25cN
Key Stroke Travel: 2.2mm
Key Lifespan: 50,000,000 times strokes

Package Included:
1x104-key Mechanical Gaming Keyboard with USB Cable
1x User Manual
1x Keycap Puller

• Blue switches (with audible click sound): Sensitive and responsive for ultimate gaming performance, easy to press and fast response. Fully removable caps: The included key cap puller makes cleaning or changing key caps easier.
• Anti-ghosting 104 keys, N-Key Rollover: Allows multiple keys to work simultaneously. Let you enjoy high-grade games with fast response. Support computer system including Win10/ Win8/ Win7/ Vista/ XP/ 2000, OSX 10.2 or above.
• Extreme durability: 50 million times keystroke test, 25cN initial force and 2.2mm stroke travel, Never Faded Key Characters. Made of top-grade ABS and metal, it is robust and sturdy.
• Easy type in the dark: 8 backlight effects are realized by pressing FN key and SL key. Multimedia keys: "FN"+"F1-F12". Easy access to media, volume, mail. Easy to set up: connect the keyboard to a USB port and the driver would be automatically installed.
• Ergonomic design with detachable palm and wrist rest: Ladder design and wrist rest design can effectively prevent fatigue. Double-shot injection molded keycaps for crystal clear backlighting.

Blue switches (with audible click sound): Sensitive and responsive for ultimate gaming performance, easy to press and fast response. Fully removable caps: The included key cap puller makes cleaning or changing key caps easier.ieGeek