This gets the device model
This gets the device battery level
Yes or No if your device is charging
If your device is iPhone it will just run low power mode
If your device is anything but iPhone it will turn Bluetooth off, turn of Wi-Fi, Turn reduce motion on, set brightness to 10%
Turning reduce motion on might help or not
To get to reduce motion go to:
Setting -> Accessibility -> Motion
(This is on iPad mini)