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rarity input > evtest                     
No device specified, trying to scan all of /dev/input/event*
Not running as root, no devices may be available.
Available devices:
Select the device event number [0-11]: 0
evtest: Permission denied
You do not have access to /dev/input/event0. Try running as root instead.
rarity input > sudo !!
rarity input > sudo evtest
No device specified, trying to scan all of /dev/input/event*
Available devices:
/dev/input/event0:	AT Translated Set 2 keyboard
/dev/input/event1:	Power Button
/dev/input/event10:	HDA Intel Mic
/dev/input/event11:	HDA Intel Headphone
/dev/input/event2:	Sleep Button
/dev/input/event3:	Lid Switch
/dev/input/event4:	Power Button
/dev/input/event5:	PC Speaker
/dev/input/event6:	Mario Webcam
/dev/input/event7:	SynPS/2 Synaptics TouchPad
/dev/input/event8:	Video Bus
/dev/input/event9:	HDA Digital PCBeep
Select the device event number [0-11]: 7 
Input driver version is 1.0.1
Input device ID: bus 0x11 vendor 0x2 product 0x7 version 0x1b1
Input device name: "SynPS/2 Synaptics TouchPad"
Supported events:
  Event type 0 (EV_SYN)
  Event type 1 (EV_KEY)
    Event code 272 (BTN_LEFT)
    Event code 325 (BTN_TOOL_FINGER)
    Event code 330 (BTN_TOUCH)
    Event code 333 (BTN_TOOL_DOUBLETAP)
    Event code 334 (BTN_TOOL_TRIPLETAP)
  Event type 3 (EV_ABS)
    Event code 0 (ABS_X)
      Value   3000
      Min     1472
      Max     5738
      Fuzz       8
      Resolution      47
    Event code 1 (ABS_Y)
      Value   3945
      Min     1408
      Max     4802
      Fuzz       8
      Resolution      65
    Event code 24 (ABS_PRESSURE)
      Value      0
      Min        0
      Max      255
    Event code 28 (ABS_TOOL_WIDTH)
      Value      0
      Min        0
      Max       15
    Event code 47 (ABS_MT_SLOT)
      Value      0
      Min        0
      Max        1
    Event code 53 (ABS_MT_POSITION_X)
      Value      0
      Min     1472
      Max     5738
      Fuzz       8
      Resolution      47
    Event code 54 (ABS_MT_POSITION_Y)
      Value      0
      Min     1408
      Max     4802
      Fuzz       8
      Resolution      65
    Event code 57 (ABS_MT_TRACKING_ID)
      Value      0
      Min        0
      Max    65535
Properties:
  Property type 0 (INPUT_PROP_POINTER)
  Property type 2 (INPUT_PROP_BUTTONPAD)
  Property type 3 (INPUT_PROP_SEMI_MT)
Testing ... (interrupt to exit)
***********************************************
  This device is grabbed by another process.
  No events are available to evtest while the
  other grab is active.
  In most cases, this is caused by an X driver,
  try VT-switching and re-run evtest again.
***********************************************