Batteries operated aquarium heater in comparison

Explosion-proof quartz glass+high temperature resistant protective casing This heater is made of explosion-proof quartz glass material and high temperature resistant nichrome electric heating wire, 30% thicker than ordinary aquarium heaters, with scientific design silicon carbide heat conduction, water heating faster and more durable. The shell is made of high temperature resistant PC material, which can effectively protect fishes without scalding, and is safer than heaters without shells.

Reliable Heating Performance Experience consistent and reliable aquarium heating performance. Preset to 25 degrees the Submersible Preset Aquarium Heater is engineered for accuracy, keeping your aquarium water within the desired temperature range to support the well-being of your tropical fish.

Compact small heater Oval shape design small aquarium heater, fast heater for small aquarium. The power cord is 5.3ft, long enough for indoor use.Please choose the right watt aquarium heater according to our size chart

With double safety protection, this fish tank heater has its own water level sensor device, if it out of the water, it will automatically stop heating. When the actual water temperature is higher than 34 the heater will automatically activate the over-heating protection and stop heating.

50 Watt Aquarium Heater

Low-Voltage Heating Aquarium heater use high-resistance nickel branding heating wire, it can raise the water temperature by 5 -8 , 5v low voltage is safe and does not hurt.

High quality material The heating rod aquarium itself consists of waterproof components and thickened quartz glass. The material is delicate and shiny, shatterproof and durable, and the internal components are clearly visible. The "on" indicator lamp in the middle allows you to clearly see whether the product is working properly, and creates a warm living environment for the fish in the tank.

Will automatically turn off when water level dips too low

Compact and Versatile Bonlux fish tank heater 50W, size 11.5*7.5*3.5cm, with 2 powerful suction cups, suitable for 20-40L tropical fish tank, aquarium tank, betta fish tank, turtle tank, etc

Top Quality Materials Crafted with high temperature resistant materials, our Aquarium Heater ensures safety and dependability. The automatic constant temperature feature of this heating rod offers a stable and comfortable environment for your aquarium pets.

Rapid Heating and Two Temperature Control System 300W aquarium heater is sutable for 150L-300 Litres water fish tank and made of the most stable nickel-chromium heating wire, which can quickly and stably conduct heat to the surroundings. It has a built-in temperature control system of Fahrenheit and Celsius(Temp range 17-34 63-94 ). You can press and hold the button next to the controller for 3-5 seconds to switch.

Premium Protective Cover -- The fish tank heater guard protector is made of sturdy plastic constructed case for long service time. Suitable for any round type heater.