Aquarium heater 5V Small Fish Tank Heater for Pet Drinking Waterer AquariumsJJ

【Small fish tank heater】: Aquarium heater, compact size, suitable for small fish tanks, does not take up space in the fish tank, USB power supply, 10W heater. 【Smart Thermostat】: Fish tank heater, digital LED display, 26°C automatic constant temperature, no other operations required, easy to use. 【Overheating Protection】: USB heating rod, automatically cuts off power when high temperature occurs, safe to use. 【External Controller】: External temperature controller, no need to wet your hands, no need to buy other controllers, easy to install and easy to control. 【Widely Used】: Submersible aquarium heater is suitable for freshwater and saltwater fish tanks, mini fish tanks, aquariums, turtle tanks, pet water fountains, pet feeders, etc. Specification: Material: Glass Dimensions Chart: Heater: 1.8cmx8.5cm/0.71inchx3.35inch Cable Length: 130cm/51.18inch Package Includes: 1 Aquarium Heater(With protective cover) Note: Please allow slightly errors due to manual measurement and different monitors.