SAFETY AND EASY VIEWING: It is easy and safe to adjust temperature by the "SET" key on the external controller and the temperature will be shown on the LED screen of the heater. Comes with an extra Thermometer Sticker to show the accurate tank temperature to avoid overheat or freeze. BLAST-PROOF: Made of shock resistant quartz glass, covered with double sealed case, explosion-proof and no electricity leakage, preventing your pets being scalding. Can be used in fresh water and salt water aquariums. INTELLIGENT CONTROLLER: Effectively maintains the tank water in the constant temp you set, it stops heating when the water temp reaches to the set temp and restart heating when the water temp is 1ºF less than the set temp. It provides the best living environment for your aquatic creature. TEMP ADJUSTABLE: The temperature of the heater can be adjusted between 20-34?, 68-94F. It is suitable for fresh or sea water and great for many kinds of aquariums, fishes and amphibious turtles. ?For Fish Tank 70-80 gallon?500W aquarium heater, voltage AC 110-120V, power cord is 5.0ft, please choose the right wattage aquarium heater. Comes with detachable shield and 2 suction cups. It's easy to hide it in the tank (acrylic or glass).

Best Sellers Rank: See Top 100 in Pet Supplies. : B0BG29T69L. Manufacturer: MQ. Date First Available: September 18, 2022. Product Dimensions: 14.96 x 0.91 x 0.91 inches; 7.05 Ounces.