Top 8 Best Fish Tank Heater 1 Gallon

Fully submersible. Vertical or horizontal placement using suction cups that mount to the bottom or side wall of tank. Quick and easy installation. Shatterproof construction. Can be used with glass or acrylic enclosures. Note Do NOT operate or leave product plugged in when it is outside of water. Warms aquarium water up to 6F above ambient room temperature. 7.5 Watt works best for 1 to 3 gallon fish tanks.

25W Aquarium HeaterOrlushy 25w fish tank heater can be applicable to 1-6 gallons tank. It is 4.7 inches in length, ideal for use in low water level and wont take up mech place, easy to hide in small tank. Please fully submerged the heater vertically into water in fish tank, and horizontally into water in turtle tanks.. Easy to Operate This aquarium heater is automatic constant temperature heating when the power is switched on. The preset temperature is 78. Accuracy is 3. Stair shape heating that red light is on and heater starts to intermittently heat the water to the preset temp, saving energy and electricity. When green light is on, heater stops working and maintains constantly 78.. Durable Material The durable material of the heater ensures safe operation. The outer shell covering the whole body of the heater is made of heat-resistant ABS material that it wont deform and melt under high temperature. The heating rod is made of nickel-chromium heating wire to faster heating rate, and non-corrosive quartz glass.. Cautions 1.Please ensure the heater is 100 submerged into the water before plug in the power. 2. Please unplug the power and cool down the heater for 10-20 minutes before taking it out to clean the fish tanks or change the water.. Guaranteed Customer Service Orlushy fish tank heater is made with great safety and durability for use. We guarantee 1 -Year warranty. If there is any issue with our product, please contact us, and we would gladly offer you after-sales service..

SUPER MINI SIZE This small aquarium heater is thumb size - only 2.36 6cm in length. Great for nano tanks betta tanks. The innovative super mini size perfectly solves the headache of the fish keepers on the traditional heaters Takes up less space, easy to hide, but in full power Temperature range is 64-93F, for 1-2 Gallon tanks.. ACCURATE TEMPERATURE Thanks to the intelligent inverter technology, with the in-built chips this thermostat keeps the heater at a constant temperature at an accuracy of 1F, much more accurate than the traditional knob-controlled heaters. The thermostat shows 2 readings the current temperature and the set temperature very easy to operate.. DRY RUN OVERHEATING PROTECTION Full consideration of safety. With the multiple protections this fish tank heater will stop working when the water level is lower than the minimum water level or when the water temperature exceeds 97F. You are free from cooking fish. MEMORY FUNCTION The last setting is stored in the thermostat. In case of a power cut, when the power recovers the heater will follow the last setting.. MULTIPLE USES This heater can be used for both fresh and marine water. It can be not only used as an aquarium heater, but can also work for turtles, pet fountains, and plant seedling..

PREMIUM SHATTERPROOF GLASSMade of shatterproof glass and BPA-free plastic.Bnzaq aquarium heaters are fully submersible and safe for fish without any toxic substance producing.3 FREE artificial aquarium plants as ornament in your tank.. NO LONGER CHILL YOUR FISHAutomatically regulate and maintain water temperatureimitate the original ecological environment for your tropical fish.Provided fish with warm water environment.Perfect to apply to fresh and salt water.. ADJUSTABLE TEMPERATURETemperature range 68F93F.25W heatersuitable for fish tank within 7 gallons,Length7.8.Easy to adjust temperature by the aquarium heater that suit more species of fish.. AUTOMATIC CONSTANT TEMPERATUREWhen water temperature reaches set value,the indicator light will be OFF and the heater will automatically stop heating.The heater will automatically start heating and indicator light will be ON if water temperature is low.You could place heater horizontally or vertically.. ATTENTIONPlease place the heater near place filter or pump of water flowing to keep more even water temperature.Unplug the heater 30 minutes early when changing the water for the fish tank..

Super Mini Size, 10Watt, below 1 GallonYukiHalu 10W aquarium heater is designed for the mini fish tanks less than 1 gallon. Compact design, take less space in the fish tank, easy to hide in the tank. Temperature can be accurately adjusted from 64 to 93F. The rated voltage DC 5V2A. Important tips insufficient power of the adapter will cause no heating and the number will flash or the controller restarts repeatedly, make sure the power adapter is 5V 2A and has enough power.. Automatic Constant Temperature with 1 AccuracyThanks to advanced Intelligent Frequency Conversion Technology, the water temperature can be kept constant with an accuracy of 1. The heater's working frequency will be changed according to temperature variation, and the heating is automatically stopped when the set temperature is reached. Compare to traditional heater, this new technology will cut down 49 electricity bill for you.. Overheating Protection DC 5V USB supplyThe power will be cut off and stop heating automatically if the heater overheating. Protect your fish. Never cook your fish. USB 5V power supply, prevent electric shock. 30days full refund, 12-months warranty.. External Temperature Controller, Never Wet Your HandsUse an external controller to set the temperature instead of immersing your hands in water to rotate the dial. Never wet your hands or contaminating your tank. Easy to install.. Built-in Temperature sensor, Power-off Memory FunctionDual built-in temperature sensor, the water temperature will be displayed on the external temperature controller in real time. No need to buy other temperature meters. The heater will remember the temperature setting, no need to reset the temperature after power off..

Automatic constant temperature, for 0-3 gallon tankauomii aquarium heater is specially designed for mini fish tank for 0-3 gallon. The heating will be automatically stopped when the set temperature is reached. The rated voltage is USB 5V1A. Choose the right power of heater according to size chart.. Easy to adjust, external temperature controllerSet the temperature via an external controller instead of submerging the hands in water and turning the dial. Avoid getting your hands wet or contaminating the tank. The temperature can be adjusted from 64 to 93F with 1 accuracy because of Intelligent Frequency Conversion Technology. Easy to install, ultra-small size heaterThanks to the ultra-compact heater with powerful suction cup, it can be easily installed anywhere in the tank. This super small heater can be used for both saltwater and freshwater.. Easy to read, thermometer insideThe water temperature will be displayed on the external controller in real time. No need another aquarium thermometer. Dual temperature sensors make temperature measurement more accurate.. Safety, overheating protectionPrevent cooking fish as overheating protection. Stop heating automatically when overheating or lack of water. 30 days full refund, 12-months warranty..

PERFECT MINI HEATER FOR 11.5 GALLON TANK - For a Betta breeder with a 1 to 1.5 gallon small tank, it is very difficult to choose a suitable heater. Because most of the heaters on the market are too big for this small tank. This not only affects us to watch our beautiful Betta, but also reduces the activity space of the Betta. Now DaToo Mini Aquarium heater can help you solve this problem. Ultra-small and thin size, perfectly hidden in a 11.5 gallon tank, your Betta will be happy with it . CONSTANT TEMPERATURE NO NEED TO ADJUST - DaToo 10W MINI Aquarium Heater can automatically maintain a constant temperature between 75F and 82F depending on the external environment, no need to set. This temperature range is ideal for most tropical fish and is very beneficial for the reproduction of betta and promotes their metabolism. With no extra work, just plug it in and the DaToo 10Watt Small Fish Tank Heater will help your fish stay healthy and comfortable. Great for kids. 24V SAFE VOLTAGE POWER OFF AFTER LEAVING WATER - The output voltage of the DaToo Betta Heater is only 24V, which not only ensures the safety of the fish, but also ensures the safety of the user. No need to worry about leakage, you can rest assured to use it for your children. The Betta heater needs to be completely submerged in the water. If it leaves the water, it will automatically stop heating to prevent dry burning heating indicator is green, which is very safe.. PTC HEATING ONLY SUITABLE FOR FRESHWATER - Unlike conventional glass aquarium heaters, PTC has better thermal conductivity and heating rate, no explosion, no breakage. Very energy efficient and environmentally friendly. Your child can operate it easily and is very safe. This mini fish tank heater is only suitable for fresh water tanks.. ATTENTION ONE YEAR WARRANTY - This is 10W MINI Aquarium Heater, size is 320.26 inch, fit 11.5 gallon small tank. Only for fresh water tanks. One Year Warranty and 100 Money-back Guarantee. Buy DaToo products with confidence. JUST DO IT, Lett Go.

SUPER MINI SIZE This small aquarium heater is thumb size - only 1.97 5cm in length. Great for nano tanks betta tanks. The innovative super mini size perfectly solves the headache of the fish keepers on the traditional heaters Takes up less space, easy to hide, but in full power Temperature range is 64-93F, for up to 1 Gallon tanks.. SAFE VOLTAGE 5V2A USB POWER SUPPLY This 5V2A USB power supply is very safe. You are TOTALLY away from the worry of electric shock to your beloved fish Use a 5V2A power adapter, or a 5V2A power bank to supply power to the heater. Power adapter or power bank is not included. ACCURATE TEMPERATURE Thanks to the intelligent inverter technology, with the in-built chips this thermostat keeps the heater at a constant temperature at an accuracy of 1F, much more accurate than the traditional knob-controlled heaters. The thermostat shows 2 readings the current temperature and the set temperature very easy to operate.. OVERHEATING PROTECTION Full consideration of safety. This fish tank heater will stop working when the water temperature exceeds 97F. You are free from cooking fish MEMORY FUNCTION The last setting is stored in the thermostat. In case of a power cut, when the power recovers the heater will follow the last setting.. MULTIPLE USES This heater can be used for both fresh and marine water. It can be not only used as an aquarium heater, but can also work for turtles, pet fountains, and plant seedling..