The talisman is Tibetan TAM syllable which is the Goddess Green Tara’s heart emblem. Green Tara is a female Buddha in Vajrayana Buddhism. She is known as the “mother of liberation”. She is the goddess who bring you success and achievement in your work.
In addition, this TAM syllable also can protect you from fear and ward off evil spirits and demons. It is made of brass. The dimension of it is approx. 4″ in length.