Aquarium heater 100 watts. Glass aquarium heater, suitable for almost all small and medium-sized aquariums. Temperature range is 18 to 32 degrees. The heater should be completely covered by water. ⚫When changing the water, turn off the heater 10 minutes before.

Aquarium heater 25 watts. Glass aquarium heater, suitable for almost all small and medium-sized aquariums. Temperature range is 18 to 32 degrees. The heater should be completely covered by water. ⚫When changing the water, turn off the heater 10 minutes before.