AQUASMITH Aquarium Heater,300W Fish Tank Heater,Suitable for 60-90 Gallon Fish Tank,Dual-chip Intelligent Temperature Control,Has a Variety of Intelligent Security Protection Functions

300W aquarium heater-This 300W aquarium heater Suitable for 40-50Gal aquariums, Common for fresh and sea. waterThe heater is 8.2 inches long, Voltage 110-120VPlease, choose the heater for fish tank that suits you according to the size.

multiple protections 1: fish tank heater has two IPS intelligent temperature control chips. When one fails, the other automatically takes over. 2: Equipped with three probe sensors, Automatic power off from water, to prevent over-warming and dry boiling. 3: IPS anti-boiling fish, when the heating rod is detected to be out of control, IPS automatically starts and cuts off the power supply within. 4: When an abnormal situation occurs, the controller will alarm and display the error code.

【Precision,Energy-Efficient,Low-Power】The aquarium heaters offers three smart heating modes: a precise mode activating at a 1°F difference, an energy-saving mode starting at 2°F, and a low-power standby mode after reaching temperature,ensuring accuracy while saving energy for easier care. It automatically stops heating if lifted out of water or upon rapid temperature rise, displaying an error code via self-diagnosis for full safety. We protect every aquatic life as diligently as our own.

【External controller】The aquarium heater features a separate external digital LED controller.Unlike traditional built-in displays, our heating element is fully isolated from circuitry for enhanced safety, and never need to touch the water to operate.The controller shows real-time water temperature, adjustable from 59°F to 93°F with ±1°F accuracy.Easy operation and provides extra safety for your aquatic pets and household electricity, offering greater peace of mind in fishkeeping.

【Carefree service,guaranteed peace of mind】The AQUASMITH heater includes complete installation accessories for easy mounting on the tank wall or bottom. For any issues during use, contact our customer service team. We provide professional support within 24 hours, ensuring a seamless fish-keeping experience.