Specification: Power: 300Watt Voltage: 110V~120V/50~60Hz Power cord: 3.9ft Appalication: 1 to 150L aquarium Features: – 78°F Constant Temperature – Rubber Sealing Layer – Quartz Glass Material – One Year Warranty And 24 Hours Professional Customer Service 1. Creating and maintaining a perfect and comfortable water temperature for our cute fish is not easy, which requires a lot of effort.  Now Aquarium Heater can help you make this easier.  Constant temperature, no need to set, keep the temperature of fish habitat in the state at all times.  You will find it very easy and happy to take care of pet fish！ Constant Temperature: No need to set, Fish Tank Heater will automatically keep the water temperature of the fish habitat at 78℉.  This temperature is very suitable for most tropical fish.  When the water temperature is lower than 78℉, the heater starts to heat.  When the temperature reaches 78℉, the heater stops heating. 2.  Safe: Unlike traditional plastic seals, Uses a rubber sealing layer for better sealing and safety performance, and will never leak electricity or water. 3.  Durable: Quartz glass material, explosion-proof and crack-proof, more sturdy and durable, without worrying about damage. 4.  One Year Warranty And 24 Hours Professional Customer Service, buy With Confidence! Notes: There may be slight differences between the picture and the actual color of the commodity,We will try our best to show you the exact color. Please allow slight dimension difference due to manual measurement. Mini Aquarium Heater This small aquarium heater takes up less space, and is easy to hide in the fish tank.The temperature range of the American Fahrenheit model is ~78°F Precise Temperature Display Using smart inverter technology, this thermostat maintains the heater at a constant temperature through a built-in chip, which is more precise than knob control of the heater, and the display is easy to read the temperature. Overheating Protection and Power-off Memory Function When the water temperature exceeds the maximum temperature range, the fish tank heater will stop working.          The heater will remember the temperature setting, and in the event of a power outage, when the power is restored, the heater will follow the last setting. Widely Used This fish tank heater is very suitable for small fish tanks of 1~150L.Can be used in fresh and sea water, it can be used not only as an aquarium heater, but also for turtles, pet fountains and plant seedlings. The package contains: Heating rod *1 Temperature controller *1 Instructions *1 Features: Temperature Controller Brand: Foryou Manufacturer Part Number: FLH-LFCJP240918 Manufacturer: Foryou Assembled Product Dimensions (L x W x H): 8.46 x 3.43 x 1.26 Inches