Buy my own Tephilin for when I get married

I am a senior and I am on a low income Veterans disability pension.I am getting married in January and I would like to own my own set of Tephilin to pray at home.I go to Chabad every morning and borrow a set of Tephilin to pray morning prayers..Now that I am getting married in January,I would like to have my own Tephilin.