Transparent Fashion Shell: High-purity PP crystal is selected, with high-standard double detection Customized Mechanical Shaft Body: Hot-swap technology, second-speed shaft change DIY axis according to personal preferences Three Modes Connection: lt supports 2.4G+BT+wired modes, connect and use as you like RGB Lights: 20 lighting modes adjustable Large Capacity Rechargeable Battery: Fast charging, equipped with intelligent power-saving technology. Lasting life for the mouse and using it thoughtfully Specification: Keyboard type: transparent three modes mechanical keyboard Connection mode: 2.4G+BT+wired Number of buttons: 61 Mechanical shaft: customized hot swappable shaft Size: 292 * 102 * 40mm BT version: BT5.0 supports Microsoft/Mac/Android Interface: Separated Type-C Key cap material: transparent PP crystal Luminous type: RGB Keyboard weight: 556 +/- 20g Battery capacity: 2000mAh Wireless connection: USB 2.4G wireless XP/Vista/Win7/8/10/11