Adjustable Aquarium Heater 25W Aquarium Heater with Thermostat 20-34C for Fish Tanks and Aquarium

25W Aquarium Heater: NETONDA aquarium heater features a fully submersible waterproof design to maintain the set temperature accurately and safely. Working power: 25W, Dimensions: 195mm x 25mm. The aquarium heater is suitable for small aquariums and is recommended for aquariums up to 30L. Safe and Durable: This aquarium heating rod is made of 2mm thick quartz glass and features double-sealed components, 33% thicker than normal 1.5mm heating glass, double-sealed, explosion-proof, shatter-proof, and IP68 wash-proof. Note: When changing the aquarium water, please turn off the power ten minutes in advance and then change the water. Adjustable Temperature: The adjustable temperature display range is 20°C to 34°C (68°F to 93°F). An easy-to-read temperature scale is located on the front of the heater. The rotary knob on the top allows you to set the desired aquarium temperature on the scale.

Accurate Temperature Regulation: The aquarium heater bar features a high-resistance heating wire and a built-in thermostat to automatically maintain the water at the set temperature within +/- 1°F (1°C). The "ON" indicator light in the middle allows you to clearly see if the product is working properly and ensures sufficient and stable water temperature for your beloved fish.

Easy to install, with 2 powerful suction cups, you can place it at any angle. Please fully immerse the heater in the water. This 25W aquarium heater is suitable for water volume up to 30 liters, both freshwater and saltwater. Intelligent constant temperature heating, providing your fish with a safer and more comfortable environment.