Reference Book: Star Wars Saga Edition Jedi Academy Training Manual
See also: Lightsaber Construction
One of the most popular Lightsaber Modifications, the Pressure Grip is a staple of most Jedi who prefer simple, straightforward Lightsaber Construction. The Pressure Grip senses when the wielder's hand no longer grasps it, deactivating the Lightsaber immediately when it is dropped or Disarmed.