iPad 9th Generation Case with Keyboard 360 Rotatable Touchpad and 7 Color Backlight & Pencil Holder for iPad 9th/8th/7th Gen 10.2 inch & iPad Air 3rd Gen/iPad Pro 10.5 inch - Black

Compitable Model 2019 iPad 7 (A2197-MW752LL/A & A2200-MW752LL/A & A2198-MW6C2B/A) 2019 iPad Air 3 (A2152-MUUK2LL/Az & A2153-MV162LL/A & A2123-MV0E2B/A) 2017 iPad Pro 10.5 (A1701-MQDW2LL/A & A1709-MQF02LL/A). How to use trackpad? Be sure that touchpad can be used on your iPad, you need to complete below steps Open 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 13.2.2 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.