Features:1. Comfortable buttons, plug and play, multi-system compatibility2. The multi-function can be customized through the software, which can be triggered at one touch3. Suitable for office, games, multimedia and other occasions4. The hand feels light and comfortable, and the non-stick tape quickly rebounds when pressed, which can be used for a long time5. Plug and play, simple operation, no need to drive, connect with data cable, after saving the software settings, it can be used6. Game: One-click to realize multiple sets of commands for games; Office: One-click to open multi-layer folders; Network: One-click to open favorite pages or APPs; Design: One-click to realize combination key commands7. Comfortable buttons, rounded arcs, ergonomic, fit the finger pulp8. Set the button function through the software and save it to take effect9. There are LED lights under the buttons, and various lighting effects can be set through the software10. The green shaft button, the percussion is crisp, the ear is loud and crisp, and the mechanical sense is strong11. Anti-slip foot pads can make the product stand more stableParameter:1. Material: plastic2. Number of keys: 3 keys3. Interface: USB4. Line length: 1.5 meters5. Shaft body: green shaft6. Function: keyboard, mouse, multimedia, string, game, macro definition7. Button life: 50 million times8. Working current: 15mA9. Working voltage: 5V10. Dimensions: 7.5 x 3.7 x 2.8 cm11. Weight: about 27 g

http://olla.gr/mk321-3-keys-custom-keys-game-office-ps-clip-macro-programming-keypad-cable-length-1.5m-white/