Weight fluctuates naturally for everyone, so don't worry. It is more important to pay attention to your weight's overall trend than to its day to day shifts. As long as that number shrinks, you are on the right track.
Try taking a walk prior to eating dinner. If you do this, you will burn some extra calories right before dinner. This can make you feel like you're more full and that allows you to eat less. You don't need to already be fit for this to work out; it can help people that are overweight too.
These are the two basic ways how natural elite keto burner pills work. However, it really depends on the ingredients present in the pills you use. Make sure you carefully check the ingredients and their uses before you buy any pill.