The Aquael Ultra Heater is a high-performance aquarium heater designed for both freshwater and marine tanks. It features a shatterproof plastic housing, making it ideal for aquariums housing large or strong fish, as well as water turtles. The heater is equipped with a high-precision electronic thermostat that maintains a constant temperature within ±0.25°C, ensuring thermal comfort for even the most sensitive species. It offers a temperature range of 20–33°C and includes a built-in thermometer and overheat alarm for added safety. The ONE-TOUCH system allows for easy control, with a single button surrounded by a ring of LEDs indicating the current and set temperatures. Available in various wattages to suit different aquarium sizes.