100W Submersible Aquarium Heater Adjustable Aquarium Heater Mini Aquarium Heating Rod for Fish Tanks and Aquarium

General descriptionThis 100W submersible aquarium heater is designed for fish tanks ranging from 15L to 55L, making it suitable for both saltwater and freshwater environments. It features an adjustable temperature range of 20℃ to 34℃ (68℉ to 93℉), allowing for precise control of your aquarium's climate. A free thermometer is included for real-time temperature monitoring.Technical specificationsPower: 100WTemperature range: 20-34°C (68 - 93°F)Voltage: 220V-240V/50HzPower cord length: 0.9 metersTemperature error: +/-2°FWaterproof rating: IP68Glass thickness: 2mmUsageThe heating element must be fully submerged in water to prevent dry burning, which can damage the heater.Regular cleaning of the heating tube is recommended to maintain optimal performance.Always disconnect the power supply and allow the heater to cool for more than 20 minutes before changing water or cleaning the heater.Avoid pulling the heater adjustment knob outward.