Specification: Item Type: Backlit keypad Number of Keys: 19 keys Working Method: Wired Working Voltage: 4.5V~5.5V Interface: USB interface Cable Length: Approx. 1.5meter 4.9ft Ergonomics: Support Material: ABS Package List: 1 x Backlit Keypad 1 x User Manual.

SMALL AND PORTABLE: The body is small and can fit in the trouser pocket. At the same time, it adopts a floating keycap design. When water splashes on the surface of the keyboard, the water can be drained out, which is safe and worry-free. THREE-COLOR BACKLIGHT: Red, blue and , cool lighting effects, two modes of breathing light/monochromatic constant light, numbers can still be found at night, cool colors and charming. DRIVER-FREE USE: Computer USB interface, plug and play, no driver required, support Mac OSX USB1.1/2.0 and support Windows 7/8/10/Vista/XP/USB1.1/2.0 systems. FASHION APPEARANCE: The main body is frosted texture, the body is made of ABS plastic, and it has a fine frosted texture treatment process. At the same time, it has non-slip foot pads, which is stable, reliable, durable and wear-resistant. NUMERIC KEYPAD: USB wired numeric keypad, three-color backlit keyboard with mechanical feel, 19-key one-handed keyboard, used for notebook key expansion.