Liticore IMR 18650
These Liticore batteries has so far surpassed any other brand of batteries that I've tried in the past because them holding a charge for a greater . And not draining down so fast like the other ones I've tried. I don't vape at a very high voltage; no higher than 45 Watts and still at this voltage the other ones drained down faster compared to these. This is why I think these need a five-star rating. I think you won't go wrong in choosing these batteries also.