hygger Mini Betta Fish Heater for Small Fish Bowl 15W Aquarium Heater with LED Display 0-2 Gallon Tank 68°F to 94°F

Amazon.com Price: $18.99 (as of 10/04/2023 02:46 PST- Details)

Fully-submersible heater by Hygger is easy to install with included suction cups and slim profile, super tiny size just measures 3.5 in x 2 in x 0.8 in, can easily be wedged in a corner, great for small or partially filled tank
Bright, clear LCD display that shows real-time water temperature over guesswork is a big bonous, display in either Celsius or Fahrenheit, depending on your choice. Red indicator light indicates the heater is working and turns into blue once it reach to desired temperature
Build-in thermostat on the cord, this small fish heater can be easily adjusted temperature without getting your hands wet. The precision temperature control allows you to set the temperature between 68 and 94 degrees F in 2-degree increments