LED Single-Handed backlit Keyboard Mouse Set 35 Keys Mini USB Wired Keyboard Gift Description: 135 game one-handed keyboard, ergonomic design, stylish appearance, comfortable use. 2Luminous characteristics: LED RGB-color backlight, more cool at night. 3 Can be configured into different kinds of language versions according to customer needs. 4The keyboard supports running on Win 2000, Win XP, Win ME, Vista, Win7, Win8, Androed, Linux, Apple and other operating systems. Light effect mode: The keyboard backlight function is controlled as follows: Fn+F3= 8 kinds of backlight mode switching (red light blue light green light purple light sky blue light yellow light white light rainbow light). Fn+F4= Wave/Colorful Horse Race: Colorful color gradient running water,The default wave mode. Press again to enter the colorful cycling horse mode. Fn+F5= Backlight off/on, cycle switch. FN+5 = Adjust the streamer speed to become faster FN+6 = Adjust the streamer speed to slow down Product parameters: Name: One-handed gaming keyboard Product interface: USB 2.0 Press the number of keys: 35 keys Linux, Apple and other operating systems Flash ROM: 32 bytes EEPROM: Built-in 2K bytes Operating voltage : VDD = 3.3V - 5.5V Working current: 100mA Product size: 15.5 x 22.5 x 4.0cm Ambient temperature: - 40 C - + 85 C Programming temperature: 0 C - + 85 C Product line length: 1.4m Key life: 20 million times Product net weight: 270g Product size: 22 x 15.5 x 4cm Package Weight:340g Package Size:24.5 x 18 x 4 .3cm Packing list: 1 x gaming keyboard 1 x User manual