ZHGSERVU 300W Aquarium Heater Underwater 300 Watt Submersible Fish Tank Heater for Fresh Water & Salt Water Suit for 35-80 Gallons Tank

Suction Cups The 3 suction cups provided fit into the protective outer sleeve in a very unique way. They can hold heater vertical or horizontal under the water. Thermostatic Control This fish tank heater can automatically control the temperature. It will automatically turn off as the temperature rises above the internal setting you choose, and turns back on like clockwork once it sufficiently cools down. Specification: Diameter: Glass tube 1.02inch (2.6cm). Plastic housing 1.3inch (3.3cm). Cable length: 5-6.5 feet (150-200cm) Water Volume: 35-80 gallons Power: 300W Voltage: 110V 60HZ Adjustable temperature: 68°F~94°F (20°C~34.5°C). Outer Dimension: 15inch x 1.4inch x 1.4inch Package Include 1* Submersible Aquarium Heater 1*Heater protecter(with 3 suckers) Operation instruction: 1, The 300 watt aquarium heater could be installed horizontally and vertically, and it should be immersed into water completely.(It is recommended to be installed horizontally near the air pump.) 2, Heater reads E1: water shortage or wrong installation; please add more water or correct the installation. 3, It takes about 10~15 minutes to get used to the water temperature. Then adjust and set the desired temperature value. 4, Before powering, make sure the heater is completely submerged in the water. 5, Before removing the heater out from the water, make sure the heater is unplugged to avoid dry heating. 6, Please NOT put the aquarium heater into the sand as this will cause INACCURATE heating. Note: Due to unpredictable external factors, it’s normal that the temperature difference is ±5°F. The temperature zone is 2 degrees each click.The small dot between each 2 numbers means 2 degrees difference.
Product Dimensions ‏ : ‎ 15 x 1.4 x 1.4 inches; 15.52 Ounces
Date First Available ‏ : ‎ February 3, 2021
Manufacturer ‏ : ‎ PASTE
ASIN ‏ : ‎ B08LL5D28J

Installation – 300W submersible heater is suitable for 35 to 80 gallons aquariums; Vertical or horizontal installation and ensure the device is fully submerged underwater. With these 3 suction cups, the heater will stick tightly to the surface of tank
Temperature Scale – Compact underwater analog tank heater can be adjusted between 68°F~94°F (20°C~34.5°C). 500 watt fish tank heater holds your 50-90 gallon tank at a constant temperature and recovers quickly after a water change. Note: Due to some unpredictable external factors, it’s normal that the temperature difference is ±5°F
Provides Accurate Thermal Control – Set and adjust the desired temperature with the use of the Temperature Controller on the top. This allows accurate thermal control via the easy set thermostat for precise
Application – This underwater aquarium heater is great for both Fresh Water and salt Water aquariums. Suitable for fish, turtle, and plants.