Features: 1.LED screen display real?time observation, convenient and quick to grasp the fish tank temperature. 2.Fish Tank external temperature control, simple and convenient to operate, a good heating choice. 3.Good heat and corrosion resistant performance, which makes it safe to use and long service life. 4.Preferred heating component, with fast heating speed and good thermal conductivity. 5.It can be used for heating pets of all kinds of tortoise and fish, can be easily set without turning off the power. Specification: Item Type: Mini Fish Tank Heater_x000D_ Material: Plastic_x000D_ Color: As Picture Shown_x000D_ Cable Length: Approx. 120cm/47.2in_x000D_ Heater Length: Approx. 11cm/4.3in_x000D_ Heater Width: Approx. 7cm/2.8in_x000D_ _x000D_ Heater Height: Approx. 3cm/1.2in_x000D_ _x000D_ Weight: Approx. 223.0g/7.9oz_x000D_ Specification: US Plug 110V 50HZ/60HZ_x000D_ Suitable for fish tanks within 50L of water PackageList: 1 x MiniFishTankHeater 2 x Suction Cup Note Need to be used after being completely submerged in water._x000D_ The external controller cannot enter water