300W Submersible Fish Tank Heater with LED Temp Display & External Temperature Controller, Simple Deluxe
Simple Deluxe 100W Aquarium Heater How to set the temperature: Press set button to start the temperature setting. The LED display will start to flash, continue pressing set button, the number in LED screen will circulate from 20-34??68-94?? If you have found your desired temperature please stop pressing, the LED screen will stop flashing, then it will show the water temperature in your fish tank. It only starts heating when it has gone 2 degrees below the set temp, for example, if you want to get to the 26-27?(78-80?)range you should set at 28?(82?) Error code and LED display: Blue Light(constant temperature indicator light): temperature have reached setting goal, the heater will keep it. Red Light (working indicator light): the heater is now heating. E1: water shortage or wrong installation E2: the temperature went over 96?, stop heating Show water shortage protection E1 in the water, caused by the detection values of various water quality and can be set by yourself follow the steps below: 1. Fully immerse the heating rod in water, press and hold the SET button when the power is off, then the plug is connected to the power supply, and the scrolling simulation with water value is displayed after about 2 seconds, and then short press the SET button once to lock simulation with water Value 2. Pull the heater out of the water surface, and the water-free value is displayed at this time, and then short press the button once to lock the simulated water-free value. After the value is locked, the heating plate returns to normal and can be put back into the water. Attention: 1. Please use the product in the water, when product is exposed in the air, the residual heat may cause damage to the heater or finally make it broke. After you have cut the power please wait at least 20mins until you can put it out. 2. The product can apply to both fresh water and sea water, but please do not use the product in corrosive environment.