Feature: 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 HeaterMaterial: PlasticColor: As Picture ShownCable Length: Approx. 120cm/47.2inHeater Length: Approx. 11cm/4.3inHeater Width: Approx. 7cm/2.8in Heater Height: Approx. 3cm/1.2in Weight: Approx. 223.0g/7.9ozSpecification: US Plug 110V 50HZ/60HZ Suitable for fish tanks within 50L of water. Package List: 1 x Mini Fish Tank Heater2 x Suction Cup Note: Need to be used after being completely submerged in water.The external controller cannot enter water