•【Versatile Connectivity】Supports three connection modes: 2.4G wireless and dual Bluetooth-compatible, allowing seamless switching between multiple devices. •【Compact 81-Key Layout】Efficient design with 81 keys, offering a space-saving solution without compromising functionality. •【Long-lasting Battery Life】Equipped with a 2000mAh battery, providing up to 150 hours of use with backlight off, ensuring extended productivity. •【Customizable RGB Backlighting】Features rainbow backlight with adjustable brightness, enhancing visibility and adding a stylish touch to your setup. •【Comfortable Typing Experience】Made with high-quality ABS keycaps and membrane switches, offering a comfortable and responsive typing feel. •【Wide Compatibility】Compatible with Windows, Mac, iOS, and Linux systems, making it versatile for various devices and operating systems. •【Energy-Efficient Design】Automatic sleep mode after 10 minutes of inactivity and backlight auto-off feature after 60 seconds, conserving battery life. Specifications: •Connection mode: 2.4G+BT1+BT2 •Number of keys: 81 Keys •MCU: HS6621DQ •Return rate: 133Hz •Charging current: maximum 560mA •Voltage/current: 3.7V/50mA •Button life:50 million times or more •Keycap material:ABS •Charging interface: USB to Type-C (1.5M) •Luminous Type: Rainbow backlight •Keyboard type: Membrane keyboard •Number of conflict free keys: 24 keys without conflict •Battery capacity: 2000mAh •Bluetooth-compatible, 2.4G mandatory code matching mode: Esc+Q •Supports: connecting 2.4G and two Bluetooth-compatible devices, with a wireless transmission distance of 10 meters •Product size: 35.9x14.6x4.3cm •Product weight: 579g Package included: •1 x Wireless Keyboard •1 x USB Receiver •1 x USB to Type-C Charging Cable (1.5m) •1 x English and Chinese User Manual