Features PROGRAMMABLE: Mini 3 key keypad supports multiple customizations such as zoom in, zoom out, copy, paste, select all, cut, gaming, office, music, media, industrial control. BLUE SWITCH: The mini keypad is exquisitely crafted and has a perfect style, featuring upgraded blue switch and RGB LED for a better gaming experience and a cool feel. USB CONNECTION: This mini programmable keypad has a USB interface, plug and play, no driver required. REPEATABLE SETTINGS: The button function can be set by oneself, with a dedicated setting program that can be repeated. ONBOARD STORAGE: The settings can be saved on the keyboard, and there is no need to reset when changing devices. Specification: Item Type: Mini Keypad Material: ABS Axes Body: Blue switch Key Position: Three keys, one knob Power Supply: Lithium battery capacity 300mAh (built in) Support Multiple Customizations: Zoom in, zoom out, copy, paste, select all, cut, game, office, music, media, industrial control, etc. Package List:1 x Mini Keypad1 x USB Cable4 x Sticker1 x User Manual Package List 1 x Mini Keypad 1 x USB Cable 4 x Sticker 1 x User Manual