Zoo Med BettaTherm Mini Size Betta Bowl Heater

Completely submersible Mini Size Betta Bowl Heater! Increases water temperature 5-10°F over ambient room temperature.

• Mini Size Betta Bowl Heater!
• Completely submersible (Bury under gravel).
• Increases water temperature 5-10°F over ambient room temperature.
• Fits most fish or Betta bowls.
• Can be used on both glass and acrylic tanks.