The Time Switch Trippers is a versatile and reliable solution for all your timing needs. This kit includes all the necessary components for easy installation and operation. With its high compatibility, it can be used with a variety of timer switches. The sturdy materials used in its construction ensure durability and stability, providing a long lifespan. Whether it's for home, office, or factory use, this timer switch kit offers precise and accurate time control. Features -Color:Assorted Color -Material:Iron -Size:2.50X1.50X1.00cm/0.98X0.59X0.39in -Note:Compatible for T100 series 156T1978A -High compatibility: Time Switch Trippers are universal, suitable for a variety of timer switches. -Easy to use: one kit contains all the required parts for easy installation and operation. -High-precision timing: ensures accurate time control to meet various timing needs. -Durable and reliable: made of sturdy and practical materials, with and stability. -Versatile application: widely used for timing control in homes, offices, factories and other places. Package list: 4 x pairs of timer switch trippers 8 x screws