“find it” is pronounced as [faɪnd ɪt]. The “i” in “find” is pronounced as a long “i” sound like in “kite”. The “d” at the end of “find” is a soft sound. Then for “it”, the “i” is pronounced as a short “i” sound like in “sit”. When saying “find it” quickly, the two words flow together smoothly. Practice saying it slowly at first to get the individual sounds right, and then increase the speed. Listen to native speakers pronounce it to improve your own pronunciation.