Product size: 12.2x3.8x0.9cmLightning to HDMI Lightning (support ios12 13)Support ios12 13 system Time is accurate on the same screen, support online upgrade, when connecting iPhone products, it will automatically update to the matching version according to the current system version of the connected Apple phone/tablet, no operation is required, just wait for the update after connecting.Display content on the screen of Lightning to HDMI device (including content such as apps, presentations, websites, slides, etc.)It can be mirrored in up to 1080p high-definition format and displayed on HDMI-equipped TVs, monitors, projectors, or other compatible displays.Just connect Lightning to the Lightning port on the device,Then connect to the TV or projector via the HDMI cable (sold separately). Support audio and video output. Operating procedures:1. Take the HDMI female connector of the HDMI cable male plug product, first connect the HDMI cable and then the power supply line,2. The product lightning female end, use the Apple data cable to power it 5v1a,3. Connect the HDMI cable to the HDMI port of the TV, and the TV screen must be adjusted to the corresponding HDMI port4. The lightning male connector of the product is plugged into the charging port of the Apple mobile phone.5. The phone screen will display power supply. After power supply, a window will pop up to select trust and distrust, click on trust,6. The mobile phone prompts to enter your mobile phone power-on password. After entering the password, wait 3-5 seconds to play at the same frequency.