Aqqa Black 300w Aquarium Tank Heater

Product Description Product Name:AQQA 2023 Aquarium Submersible Heater Size:100W 200W 300W Voltage:110-120V/60Hz Cord length：4.9ft+4.9ft Controller:External Controller（Not waterproof） Temp Accuracy：±1℉ Suggest fish tank size:25-135 gallon Package included:1×heater with external controller 1×user manual 3×suction cups What The Screen Shows 1.Display shows"Er":Shut off automatically when the heater exposed to air,not fully submerged. 2.Display shows"95":Temp pass 95℉(35℃) What The Lights Mean 1.Green Light:Constant temperature,the water temperature is at the set temperature value. 2.Red Light:The heater is heating. 3.Orange Light:Heater fault,Error code. Note 1.Please check all the items to inspect condition when unboxing the package. 2.Please read the instructions carefully. Use and follow the instructions strictly 3.Please choose the suitable size for aquarium. 4.Please place the heater in the way of water flow and don't bury it. 5.Please place the heater submersible fully when it's on duty, unplug the heater and wait for 15 minutes before changing water or remove heater. WARRANTY 1-year free warranty.