8W-50W Aquarium Submersible Water Heater Heating Rod Cover For Mini Fish Tank

Description:8W-50W Aquarium submersible water heater / heating rod cover fits for mini fish tank.Specification:Material: carbon fiberPower: 8W/ 16W/ 30W/ 50WVoltage: 220-240V 50/60HzPowerSizeCord8W11.7* 2.6* 1.7cm1.47m16W11.7* 2.6* 1.7cm1.47m30W17.3* 3.2* 2.2cm1.47m50W17.3* 3.2* 2.2cm1.47mPower selection:The applicable power of the heating rod is based on a room temperature standard of 20 degrees. For example,at room temperature of 20 degrees, 16L of water is sufficient for 16W, but if the room temperature is as low as15 or less, 32W is used. In addition to the room temperature, it is also necessary to consider the heat dissipationconditions, and the sealing of the fish tank is good or not. It is recommended to choose a large power.About the heating rod does not work:The heating rod is at a constant temperature of 25 degrees and cannot be adjusted. If the room temperature orwater temperature is 25 degrees, the heating rod does not work. Human body temperature is about 36 degrees,it is not suitable to use the manual to test the heating rod, it is recommended to use a thermometer, the normal watertemperature is about 25 degrees, that is, the heating rod is working.Package Included:1x Heating rodMore Details: