hygger Nano Submersible Aquarium Heater for 5-10 Gallon Betta Fish Tank Heater with Digital Display, Adjustable Temperature Controller 50Watt

About this item

• Hidden Heating Element: This mini aquarium heater measures 4.9 x 1.3 x 0.9 inches and won't take up too much space. Combined with its low-profile design, it can be easily hidden in the corners of the aquarium without affecting its aquascape
• Alarm Reminder Function: The temperature control system features overheat fault alarms and low water level safety reminder, which can timely avoid a bad potential situation in your tank. To clear the alarm, you need to manually handle the abnormal state of the heater
• Work For 5-10 Gal Smaller Tank：hygger heater rod built-in a temperature probe, real-time monitoring of water temperature, temperature accuracy of ±2°F, which is suit for freshwater aquatic life such as betta, shrimp, snails and shallow water turtles
• Keep a Stable Temperature: It has an easy to read and use external controller that allows flexible temperature adjustment from 59°F to 93°F and status indicators let you easily check its operation. The controller also with power-off memory function, which no need to reset it after power outage
• Suction Cup Fixed: It can be easily installed vertically or horizontally on the tank wall with optimal effect near the water flow. The submersible heater should be submerged at least 2 inches underwater to prevent the risk of dry burning caused by water evaporation