Introducing the RS 300 Watt Hang-on Immersion Aquarium Heater at Toolsvilla. Elevate your aquatic environment with the RS 300 Watt Hang-on Immersion Aquarium Heater. Designed for efficiency and reliability, this heater ensures your aquarium maintains optimal temperature for the health and well-being of your fish. Its compact, hang-on design makes installation seamless, while the adjustable temperature settings offer precise control. It comes with an auto indication LED light. Invest in a consistent and safe habitat for your aquatic life. Shop now at Toolsvilla to enhance your aquarium experience!