100W/300W/500W Aquarium Heater Submersible 10-90 Gallon 300 Watt Fish Tank Heater with Durable Quartz Glass Protective Sleeve Auto Thermostat for Fresh Water and Salt Water

Other advantages: No noise Explosion-proof, crack-proof, corrosion-proof, leakage-proof, scald-proof. The fish tank aquarium heater has CE, FCC and ROHS certification and the plug has a UL certification. The iron wire is changed to a nickel wire, which not only stabilizes and precisely controls the temperature, but also improves the service life. Intelligent temperature control principle,Automatic constant temperature function, when water temperature reaches to specified temperature value, heater will automatically stop heating, when water temperature is lower than the set temperature, heater will automatically start heating. Furthermore, Automatic safety shut-off feature, and overheating. Important reminder: Due to some unpredictable external factors, it's normal that the temperature difference is ±5°F.The temperature zone is 2 degrees each click.The small dot between each 2 numbers means 2 degree. Please confirm the wattage, tank capacity and other details before purchasing to select the heater for aquarium with appropriate wattage according to our size chart. The aquarium heating rod must be completely submerged under water to avoid dry burning!It is best to wait 10-15 minutes before switching on the power to allow the heating rod to adjust to the water temperature. Please unplug the power supply and wait for 15 MINUTES to cool down when cleaning the fish tank or aquarium water changes. heater for fish tank is suitable for people over 16 years of age. Children or minors should be under adult guidance or supervision. If you have any uncertainty before use, please read the instructions carefully or contact us. You will get a positive response. Specification: Diameter: Glass tube 2.6cm. Plastic housing 3.3cm. Water Volume: 30-60 gallons Power: 300W Voltage: 110-120V 60HZ Adjustable temperature: 68°F~94°F (20°C~34.5°C). Outer Dimension: 17 * 1.4inch * 1.4inch

• [SAFE AND DURABLE]: High quality Quartz Glass has Explosion-proof Shatterproof Shield-proof Design than conventional glass. Extra protective Sleeve updated for Anti-melting anti punching prevents electricity leakage, multiple sealed material. Provide the safety of living environment for your aquatic creatures
• [USED WIDELY]: This 300W Fish Tank Heater is suitable for aquariums from 30 to 60 gallons, 500W heater suits for 50-90 gallons; is great for both Fresh Water and Marine Water aquariums, and you can choose the appropriate temperature for your fish, turtle, and plants.(The suitable temperature range for most tropical fish is 76°F to 80°F/24°C -27°C )
• [ACCURATE THERMAL CONTROL]: Set and adjust the desired temperature with the use of the Temperature Controller on the top. The adjusting range is between 68°F~94°F (20°C~34.5°C),which allows for complete control of aquatic climate within a 2-degree difference. The small dot between each 2 numbers means 2 degree. At the same time has the automatic constant temperature function, builds the overheat and the water shortage protection mechanism
• [INSTALLATION EASILY]: The 300 watt heater aquarium comes with 3 powerful suction cups to help you easily mount the heating rod vertically or horizontally in the tank, preferably horizontally near the water inlet and outlet to ensure that the tank is warm in all corners. The heater should be installed totally underwater.
• [SATISFACTION GUARANTEED]: Our fish tank heater 300 watt is built with durability in mind and safety for every design, In the remote possibility that you’re not satisfied with our product, just contact us, our customer service staff will respond within 12 hours and provide professional after-sales service. We hope to hear your advise the first time. Please be sure to leave a comment for us after you purchase. Thank you for your choice.