sleep / wake up function - Yes
tray for Pencil - Yes
Compatibility:
iPad Pro (12.9-inch, 2022, 6th generation, A2764, A2437, A2766, A2436).
iPad Pro (12.9-inch, 2021, 5th generation, A2379, A2461, A2462).
iPad Pro (12.9-inch, 2020, 4th generation, A2069, A2232, A2233, A2229)
iPad Pro (12.9-inch, 2018, 3rd generation, A2014, A1895, A1983, A1876)