Features:This switch is OFF in the resting state, when the external force to touch and to achieve a proper vibration, meet the appropriate speed or from the (partial)heart, conductive pin will momentarily conduction (ON) status, make changes in electric property, and disappear when the external force electric property open (OFF) state is restored. Omnidirectional, any Angle can trigger jobAll pins are standard 0.1; spacedPin Connector to board : 3 Pins