One of the most commonly used tools for divination and dowsing is a pendulum.
 
What Is a Pendulum?
A pendulum is a symmetrical, weighted object that is hung from a single chain or cord. The pendulum acts as a receiver and transmitter of information, and moves in different ways in response to questions.
 
What Is Pendulum Dowsing Used For?
Pendulum dowsing can be used in a variety of different ways. In its most simple form, you can use it to answer questions or aid in decision making.