100% brand new and high quality Features:High quality of materials.Temperature control will be more sensitive.Anti break,anti crash,erosion resistance and heat resistance.Suitable for fresh water and salt waterSilent and extremely reliable.Install on external of your fish tank.Making fish live more comfortable.A humanized tackle for fish.Heating elements with improved insulation.Visible temperature setting.1 pc of fish tank heater only,other accessories demo in the picture are not included Specification:Material: PlasticType: 300W,500WPlug Type: US PlugVoltage: 220-240V/50Hz(NOTE: This item is 220-240V, only applies to the voltage of 220-240V country, does not apply to 110V voltage country, please confirm clear before buying, thank you.)Application: 300W For 80-120cm Fish Tank 500W For 100-150cm Fish TankTemperature adjustment range: 20-35 degreeAdjustment accuracy: 0.5 degreeColor: As pictures shownDimensions: 9x31cm/3.54x12.20''Quantity: 1 PcNote:1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes:1 x Fish Tank Heater Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.