Features: Only a USB type c cable to make it work, don'for t need HDMI-compatible cable. Support for Windows only. Use own software, not AIDA64. Support horizontal and vertical screen switching,360rotation. Energy saving and environmental for protection. Turn off the screen automatically after shutdown. Comfortable eye for protection. Brightness stepless adjustment. The type-c connect to the secondary screen, USB connect to the computer, come with 1 meter cable. Professional software, click operation. Change background for image with click. Adjust brightness. Auto-start at boot. Set weatherforecast of city. Specifications: Display area: approx. 49x74mm/1.93x2.91in Dimensions: approx. 55x85mm/2.17x3.35in Resolution: 320x480 Thickness: 7~8mm Viewing angle: IPS full viewing angle Interface: USB-TYPEC for Shell material: metal Combo: 1, 2 (optional) Note: No retail package. 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! Package includes: 1, 2 (optional) 1: 1 x 3.5 inch display 1 x USB cable 1 x Brackets 2: 1 x 3.5 inch display 1 x USB cable 1 x Brackets 1 x Integrated Base