✓Your little Betta Fishes will be happy with your gift for it! Great! ✓Attention points: In a long-term use, please regularly clean the water grass and impurities attached on the heater surface. The heater is completely sealed so please don't disassemble it, that will make it permanently damaged. We freely provide 1 year quality assurance for this product, we will be responsible for any product ✓Note! It is designed to work under water only, please NOT turn it on when it's outside water, as dry burning might lead to malfunction. Please don't put it in the water if the wire or heater damaged When there is a heater in the fish thak, do not put your hand in to the water ✓Functionality : ✓Material: ABS anti-scalding housing -40ºF~212ºF(-40?~100?), sandy quartz filler, MCH Alumina ceramic heating system ✓Waterproof: IP68: 47in / 120CM indefinite waterproof ✓Rated power: 25W ✓Rated operating voltage: 110V - 120V ✓Automatic constant temp:77? - 82? / 25? - 28 ? (±1?) ✓Security protection systems: anti-scalding surface treatment, anti-explosion, anti-cracking Applicable volume of fish tank water:under 5 gallons or 20 liters ✓Specifications: Size: 5.3in x 1in x 0.7in / 13.5cm x 2.5cm x 1.7cm Weight (about): 5.3oz / 150g Package Include: 1*Mini Fish Tank Heater 2*Aquarium Decor Artificial Plant 1*Stick-on Thermometer Strip If you want to know more details or have any questions, please Feel free to contact us. We are always at your service.High Quality: Made by heat resistant ABS housing, sandy quartz filler and MCH Alumina ceramic heating system, anti explosion & cracking, it is scald-preventing for your pets and safe operation for you, safer and more stable to use. This product have certificated by CE, ROHS, FCC, UL certifications. We provide 1 year quality assurance for this product, we will provide replacement items for any product problems within 1 year after your purchase it. Smart Thermostat: ZEETOON Mini Heater different from a manually adjusted heater. Our heater automatic temperature regulate on 73ºF-82ºF(25?-28?) , no need to set. Prevent electric shock and burns. Keep you and your family safe. Position it near a strong water flow for whole aquarium are in the same temperature. The outlet of filter is ideal. When there is a heater in the fish thak, do not put your hand in to the water. Smart Control: Adopted intelligent circuit board, with a precise sensing probe and thermostat heating system. Unlike other conventional heaters, need you to manually adjust the temperature. Our Smart Aquarium Heater just plug the power cable then it will work. It works will automatically turn on/off to achieve the setting temperature constantly and stably 73ºF-82ºF(25?-28?), Energy-saving life, you will be at your fingertips!. Mini Sized- Fully submersible compact betta fish heater Gift with 2PCS Aquarium Decor Artificial Plant. Specific perfect for mini aquarium under 5 gal/20L.for all shapes and materials fish tanks, whether it is glass or plastic, all can be used. ZEETOON Mini Heater provide a constant warm for your pet fish to stay healthy, suitable both for fresh and salt water. intelligent temperature regulate, very easy to use. Betta Fish's Favorite Gifts: ZEETOON Fish Tank Heater Suitable for all kinds of aquarium pets, Betta, tropical fish, goldfish, ornamental fish and turtles, can work in both brine and fresh water. Your little fishes and turtles will no longer fear the winter! 2 Aquarium Decor Artificial Plants make their homes beautiful not boring. 1 Stick-on Thermometer Strip, Eliminate your worry of not confirming the heating temperature.Best Sellers Rank: See Top 100 in Pet Supplies. Reusability: Plugged in. Upper Temperature Rating: 32 Degrees Celsius. Power Source: Plugged in. Unit Count: 1 Count. Age Range Description: . Color: Black. Recommended Uses For Product: Instruction. Special Feature: . Brand: ZEETOON. Country of Origin: China. : B07S1WXJ3F. Manufacturer: ZEETOON. Date First Available: May 21, 2019. Package Dimensions: 6.34 x 3.19 x 1.93 inches; 12.63 Ounces.