The White Tara mantra for the Chintamani Wish-Fulfilling Wheel White Tara is "oṃ tāre tuttāre ture mama āyuḥ puṇya jñāna puṣṭiṃ kuru svāhā".
White Tara embodies compassion, wisdom, and longevity and is extremely powerful. Tara is very close to sentient beings, like a mother to her children. She is very quick to fulfill our wishes and to grant us happiness and a long life, as well as to help us develop wisdom. By taking refuge in Tara and practicing meditation, visualizations, and having faith, you have the power to remove obstacles to your life, seek healing and protection and to prolong your life. To invoke White Tara's blessings and virtues, recite the mantra with sincere intent.
https://www.youtube.com/watch?v=zOo9sDdE0cc