Identify the tense used in the sentence: "वह आई हो तो मेरी चिट्ठी उसे दे देना।"

Let's break down the nature of the sentence:
* The sentence expresses a probability or condition regarding an action occurring in the present time frame ("वह आई हो तो...").
* In Hindi grammar, when there is a possibility or probability of an action being completed or occurring in the present, it is classified under Sambhavya Vartaman (संभाव्य वर्तमान - Probable Present).