just wondering how long should i leave it in and how long does it take to get the orgasm?
Hi Macando and welcome to the forum.
If you have not had time to check it out, please look over the new Aneros Wiki. There is a ton of information there and a part that specifially answers your question. Take a look.
http://wiki.malegspot.com/index.php?title=Getting_Started#Length_of_sessions
Best of luck