[Run Dry Protection] This oval small aquarium heater automatically shut itself off once it come out of water which ensures the safety of your pet, especially turtle and frog [Protective Guard] Made of high quality quartz glass, waterproof double seal material, covered with protective case, shatter-resistant construction, this fish tank heater keep your fish from scalding and punching [Digital LED Display] External temperature setting control avoids getting hands wet, digital LED display shows real time water temperature. Heating temperature range from 63 to 94°F. Control accuracy is +/- 1°F [Automated Shut Off System] Once you set the desired degree of heat, this fully submersible heater lights on red and begin to heating. It will auto shut off once it reach set temperature [For Fish Tank 1-6.5 Gallon] 50 watt aquarium heater is compact and efficient, footprint: 4.5''x 2.6''x 1.4'' , ideal for fish bowls, betta fish tanks, small turtle tank and aquariums 1 to 6.5 gallons Keep your aquariums/fish bowls at the right temperature with hygger mini heater. Made of shatterproof quartz glass, covered with protective guard to prevent from scalding and punching, our compact submersible heater helps create the perfect water condition for your fish and turtle to thrive in bowls and tanks up to 13 gallons. The exterior temperature button control frees you from getting hands wet and the red indicator light illuminates to let you know the heater is working. Two suction cups for easy installation. Features: IP68 100% Waterproof, Fully Submersible Dual Protection - Durable Quartz Glass Tube, Shatterproof construction; Double sealed material and protective container for scald preventing and anti punching. Accurate temperature control from 63°F to 93°F (17°C - 34°C) Thermo Control - This mechanism enables "running-dry" protection. The heater will shut off when removed from the water Easy to read LED digital display shows water temperature. Ideal for used in turtle aquarium, freshwater and saltwalter aquarium.