United Reptiles - Prehistoric World Today

Aquarium Heaters & Thermometers / Hydrometers

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Lansenfish Aquarium Heaters - Stainless Steel

1.Reliable circuit and high materials ensure output of heat and keep the water temperature inside the tank steady.
2. Totally submersible. Durable and safe. Novel design.
3. Unplugged the appliance 15 minutes in advance of changing water.
4. Temperature indicating scale can be adjusted between 20°C~34°C(65°F~93°F).

SOBO Aquarium Heaters - Stainless Steel

1. Stainless steel 304 tube, high-corrosion-resistance
2. Use alloy material and high sensitivity
3. The temperature range is 20-34℃ and with 1 ℃ tolerance
4. High resistance heating filament, homogenous in heating ad longer service hours
5. Use double waterproof seal and reach the IP68 standard for fully submersible use.

Dophin Aquarium Heater

Compact and reliable quality
High quality heating element
Fully submersible
Suitable for freshwater and marine aquariums
Easy to set and adjust temperature
High accuracy, up to 0.5°C

SOBO HS Series Aquarium Heater

Adjusted Between 20C – 32C (68F-89F)
Submerges Completely Into Water
Easy and precise setting to the desired temperature thermometer style
temperature indicator is easily available
Sensitive and reliable thermostat maintains a uniform temperature

SOBO Ultra-short quartz heating rod

1. Special protective sleeve design can effectively prevent fish scald and enhance the impact resistance of heating rods.
2, using good temperature resistance, explosion-proof quartz glass tube.
3. Set sensitive temperature regulator and over-temperature protection device inside the rod.
4, adjustable temperature 20 °C ~ 34 °C.
5, with a strong support hook and mooring suction cup, making it more stable and reliable.
6. The heater must be fully submerged in water and double sealed to accurately maintain the set temperature.


Designed with suction cup, which makes it easy and convenient to install and remove.
The water temperature meter is designed with LCD screen, display the temperature clearly.
The thermometer is simple but stylish, goes well with fish tank or fish tank.
The temperature can be clearly displayed, allowing you to instantly know the temperature.
It works well with your aquarium, high quality material makes it durable.


A density meter ( hydrometer ) for easy measurement of specific gravity of seawater aquaria. In reef systems , the specific gravity can be adjusted between 1,022 and 1,025

Hand-held refractometer

Precision refractometers, basic model Simple and precise optical instruments to analyze liquids and their solid contents.
Models are equipped with an automatic temperature compensation device (ATC).
Supplied with a plastic box and comfortable leather-type case.


Reliable circuit and high materials ensure output of heat and keep the water temperature inside the tank sturdy.

25W Micro Plastic Heater

The 25W Micro Plastic Heater is a small form factor heater designed for a small tank. Due its size its easy to hide and less obtrusive than larger heaters.
Its only 145mm tall and 24mm thick. It also has a plastic coating to make sure the fish do not burn.
The heater comes with 2 suction cups at the back to apply it to your glass.
*Please keep in mind that its NOT ADJUSTABLE. Its preset of 25 degrees.