I use either Samsung 30Q's or LG HG2's (both 3000mah cells). I also only vape in TC. My usual settings are 420F, 30 watts, 60 watts preheat. I'm normally using dual coils in an Aromamizer Supreme, SS430, 28ga, 7 wraps. I go through around 15-20ml a day. I'm sure vaping style, battery capacity...