1、Specifications: 12 keys mechanical keyboard, equipped with dual knobs and RGB light, supporting keyboard programming macro and software, to meet various customization needs. 2、Connection Method: This programmable keyboard supports Type C data cable, Bluetooth, and 4G wireless receiver (not included) connection, making it suitable for different scenarios. 3、Customization Function: This keyboard supports multiple customizations, including zoom in, zoom out, copying, pasting, selecting all, cutting, gaming, office, music, media, industrial control, etc. 4、Blue Switch and RGB: This mechanical keyboard is equipped with upgraded blue switch and RGB LED light, bringing you a better gaming and office experience, suitable for more scenarios. 5、Settings and Storage: There is dedicated settings program, supports repeated settings. On board storage, settings are saved in the keyboard, and no need to reset them when replacing the device. 1 x Keyboard1 x USB Cable (Random Color)4 x Footpads Item Type: 12 Keys KeyboardKeyboard Switch: Blue SwitchMaterial: ABSBattery Capacity: 1 x 400mAh Rechargeable Lithium Battery (Included, not support fast charging)Working Voltage: 5V 1AConnection Type: Type C Cable, Bluetooth, 2.4G WirelessKeyboard Size: Approx. 127 x 72mm / 5 x 2.8in