Whats the best heater for a 5 gallon betta tank?

[emmysjj]

Whats the best heater for a 5 gallon betta tank?

 

[Platylover]

I don't know if its the best heater, but I enjoy my aqueon pro.

 

[PokeTileCraft101]

I like using the HT10 for tanks

 

[JamieXPXP]

I like the eheim jager 25w heater which is what I'm currently using.

 

[emmysjj]

Thanks! Any others? Preferably under $15!

 

[JamieXPXP]

I have never been able to find a heater that cheap, hopefully someone else will be able to help