aquael Unbreakable Ultra Heater - 50 W - 2 In 1 Electronic Heater & Thermometer - Submersible Aquarium Immersion Heater

One Touch System - Convenient temperature control with one button., & Built-in thermal switch - The heater is automatically switched off in case of excessive temperature increase in hot weather. Fully electronic - No parts of the thermostat are prone to mechanical failure., & Built-in electronic thermostat - Displays current water temperature in the tank using a colour-display. Crack-resistant enclosure made of special plastic., Precise electronic thermostat (+/-0.25°C) & Heater operation and current temperature indicated with colour LEDs + Suited for operation in freshwater and saltwater aquariums. The ULTRA HEATER deices are manufactured according to the most stringent European safety standards, ensuring safe operation and maintenance. & Each unit is tested and calibrated at the AQUAEL laboratory, ensuring precision. 1) Aquarium capacity : 15 to 50 LTR., 2) Power : 50 W., 3) Height : 16.3 CM 4) Accuracy : 0.25 (°C)