Bettatherm Mini Size Betta Bowl Heater

This handy small round heater is a perfect fit for most fish or betta bowls. It's fully submersible and can be used in both glass and acrylic tanks and bowls. It effectively raises the water temperature by 5 - 10 degrees compared to the ambient room temperature, ensuring a comfortable environment for your fish.

Using this heater is easy. Just fully submerge it in your fish or betta bowl, whether it's made of glass or acrylic. It'll start working right away to raise the water temperature by 5 - 10 degrees above the room temperature. Remember to place it in a spot where the water circulates well. As for maintenance, gently clean it with a soft cloth every few weeks to keep it in good condition. If you notice any issues, stop using it immediately and consult the manufacturer.