Features: brand new and high quality Wirelles Bluetooth-compatible Connect, More Convenient Operation. Ultra Slim Light Stylish Design Concept, Easy To Carry. 360° Rotation Magnetic Keyboard for Case. Keyboard with Trackpad. Keyboard With Backlit / Backlight. Type C Fast Charging. Specifications: Number of keys: 78 keys Main material: ABS plastic Color: black, rose gold, silver (optional) Bare metal size: approx. 25.3x19.2x1.7cm/9.96x7.56x0.67in Bluetooth-compatible chip and version: 5.1 Bare metal weight: 675G Button life times: 50 million Battery capacity: 450mAh Effective use distance: 10 meters Operating voltage: 3.2~4.2V Power supply: built-in high-capacity 450mAh rechargeable lithium polymer battery Package Includes: 1 x Keyboard for Case note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!