Usage Tips:Aquarium Heating Rod, 100W Glass Fish Tank Submersible Heater Automatic Constant Temperature Heating Rod with Temperature Control Range(EU Plug)Automatic Constant Temperature Design---This Heating Rod fish tank adopts automatic constant temperature design, the temperature can be adjusted between 20-34 (68-93), precision constant temperature range is about 1.Sensitive Temperature Controller--- This aquarium heating rod adopts sensitive temperature controller and overheating protection device, high-strength heating wire, even and stable heating, long service life. Anti-rust and corrosion resistance --- This aquarium heater is made of anti-explosion quartz, which is sturdy, rustproof and corrosion resistant. With strong suction cup --- This aquarium heater with strong suction cup, which can fix the heater firmly on the tank and remains stable for a long time.Warm Prompt --- Maximum working environment submersible water depth of 120cm, this product is only suitable for fresh water and salt water Wed.Product Color:EU PlugSpecification:Condition: Item Type:Aquarium Heating RodMaterial:GlassColor:As Pictures ShownWattage:100WTemp Control Range Temperature: 20 -34 Constant Temperature Length: Approx. 25cm / 9.84inch