Small Aquarium Heater: The QZQ aquarium heater features an explosion-proof quartz heating tube, offering enhanced safety and reliability compared to traditional coil heaters. A protective plastic cover safeguards your aquatic life, while the compact design (5 inches) ensures it fits easily in your tank. The temperature range is 59-93°F, and with a 4.92 FT power cord.

Precision Temperature Control: The accurate temperature sensor maintains precision within ±1°F. The LED digital display conveniently displays both the current and set temperature, making the fish tank heater incredibly easy to monitor and adjust for optimal user experience. Enjoy excellent heat retention and effortless setup for your aquarium. Note: The heater must be fully submerged to work properly.

Overheat Protection – Safety First: We prioritize the well-being of your aquatic pets. This turtle tank heater features an advanced overheating safeguard that automatically shuts off if the water temperature exceeds 93°F. This ensures a safe, stable environment for your fish, giving you peace of mind and preventing the risk of "cooking" your fish.

Memory Function: Equipped with a smart thermostat chip, this heater for aquarium effortlessly remembers your last temperature setting. If a power outage occurs, there's no need to manually adjust it once power is restored. The heater automatically reverts to your preferred setting, ensuring your tank maintains a consistent and comfortable environment without any hassle.

Wide Range of Applications: This adjustable aquarium heater helps maintain the ideal temperature to keep your fish fresh and healthy. Ideal for tanks, aquariums, and small fish ponds, this heater is designed to suit various aquatic environments. Equipped with powerful suction cups on the heater guard, installation is a breeze. Simply attach the heater securely to the tank walls or bottom for easy.