describe : Keyboard-Generic brand-One-handed keyboard, 35-key PC one-handed rgb gaming keyboard, mini portable left-handed rgb backlit keyboard, half keyboard illustrate: Luminous characteristics: LED color backlight, cool at night. The keyboard backlight function is controlled as follows: FN + ESC keys are used to turn off the lights. Compatible with Win 2000, Win XP, Win ME, Vista, Win7, Win8, Androed, Linux and other operating systems. One-handed 35-key portable keyboard with mouse, you can take it with you anytime, anywhere, very suitable for one-handed control. The one-hand keyboard adopts ergonomic design, and the palm rest area is large, making it easier to use. Specification: Name: One-handed gaming keyboard Product model: V100 product Interface: USB 2.0 Number of keys: 35 keys Button life: 20 million times Product line Length: 1.6m Flash ROM: 32 EEPROM byte: 2K byte built-in work Voltage: VDD = 3.3V-5.5V Working current: 100mA Support multimedia function keys, the operations are as follows: (1). FN+F1 key: music player (2). FN+F2 key: Decrease the volume (3).FN+ F4: Mute (4) .FN + F5: pause The package includes: 1 x keyboard