1. CONNECTION METHODS: Mini mechanical keyboard support USB C data cable connection, you can set all the key functions on the standard keyboard, one key to achieve complex combination shortcuts 2. WITH COOL LIGHT: USB mini keyboard adopt fine workmanship, with ideal style, upgrade blue switch and RGB LED, bring more game experience, cool feeling 3. APPLICABLE SCENARIO: 4 key 1 knob keyboard is suitable for concerts, movies, meetings, games, etc., provide great convenience for your life 4. MEMORY FUNCTION: Macro keypad key function can be set by yourself, there is a special setting program, you can repeat the setting. With onboard storage, the settings are saved in the keyboard. You do not need to set the settings again when replacing the device 5. PLUG AND PLAY: Mini mechanical gaming keyboard is plug and play, no drivers required. Convenient, fast and powerful. Specification: Item Type: 4 Key 1 Knob Keyboard Working Voltage: 5V 1A Connection Method: TYPE C data cable Color: Black Material: Acrylic Package Contents: 1 x Keyboard 1 x Data Cable(random color) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.