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Feature

Plug&Play No drivers required; USB port required.Supports NumLock, ESC, Tab, Delete etc. With shortcut key which can open the computer calculator directly.
Blue LED adjustable backlit Full-lighting,breathing,lights-off.changed by press"Esc+Eel".makes it easy to find the exactly keys you're looking--even in dimly lit rooms
Mechanical Blue Switches Professional mechanical Blue switches with tactile bump and audible click,Provide fast and precise key presses.
Extreme Durability Ensures 50 million times keystrokes, Never Faded Key Characters.Aluminum and ABS construction stand up to tough conditions.Gold-plated interface and magnet ring can to a large degree guarantees stable data transmitting.
Ergonomical design The stepped keycap,fit your hands easily to prevent fatigue. Spring type ergonomic design, care for your wrist . Works with PC and desktop computers that have Windows 2000 / XP / Vista / 7 / 8 / 10 operating systems

Description

Features:
Rottay Mechanical Numeric Keypad
-- Blue Switches
Professional mechanical Blue switches with tactile bump and audible click
-- Blue LED adjustable backlit
"Esc+Del"=Support three backlit modes(Full-lighting,breathing,lights-off)
-- PlUG&PLAY
Supports NumLock, ESC, Tab, Delete etc. With shortcut key which can open the computer calculator directly
--Support for Windows 2000, for Windows XP, for Windows VISTA, for Windows 7/8

Specifications:
Brand name: Rottay
Material: ABS, aluminium
Working voltage: 5V 0.25V
Working current: 350mA max
Working temperature: 0+40
Weight:255g
Size: 140.5x86x36mm
Size(with back stands): 177x110x45mm
Cable length: 1770mm
Color:Black

Package includes:
1 x USB Wired Mechanical Numeric Keypad
1 x Manual