iPad Pro 12.9 inch 5th Generation 2021 Case with Keyboard and Touchpad, Compatible with iPad Pro 12.9-inch 4th Gen 2020 / 3rd Gen 2018, Wireless Apple Pencil Charging, Rainbow Backlights - Black

Compitable ModeliPad Pro 4th Gen 12.9 (2020) A2233 / A2229 / A2069 / A2232 iPad Pro 3rd Gen 12.9 (2018) A1876 / A2014 /A1895 How to use trackpad? Be sure that touchpad can be used on your iPad, you need to complete below stepsOpen your Generation Setting-Go to Accessibility-Go to Touch, under the Physical and Motor section, turn on the AssistiveTouch toggle. And you can adjust the cursor speed by open iPad Setting-Go to AccessibilityGo to Touch-Go to AssistiveTouch-Choose the Mouse Key to adjust the tracking speed. By the way, make sure your iPad Software Version is on 13.4 or above. If you dont use trackpad, you can press fn and T together to lock the trackpad.  How to turn on rainbow backlight and change its colors? Press fn+lightbub(right side of space bar) to turn on the backlight. By pressing them again ,you can adjust the brightness of backlight. There are 3 modes brightness, by pressing 4th time, you will turn the backlight off. Press fn+RGB(next to lightbub) to change different rainbow colors. There are various colors for you to choose. Press fn+ Q to turn on the breathing backlight, backlight will flash at a rate. By pressing fn+W, you can change the rate of backlight breathing.  By the way, pressing fn+ Q also can turn on the backlight, and pressing them again will turn the backlight off. NOTICE Backlight will automatically turn off if there is no movement on keyboard over 5 sec, while it will light up again when you press any key.