This candle will last for a very long time and if you are a pet owner it is an absolute must have. Works great for smokers, dogs, cats, Guinea pigs, hamsters, gerbils and ferrets. Oh, absolutely knocks out and takes down any lingering orders and the candle lasts for a very long time depending on usage. If constantly used it lasts for about a week till a week and a half and it’s fairly used it’ll last for about 3 months.