The total height is 31cm
High Class Aquarium Heater
* Completely submersible Automatic aquarium heater.
* Easy and precise setting of desired temperature.
* Thermometer-style temperature indicator is easily visible.
* Sensitive and reliable thermostat maintains uniform temperature.
* Heating element is highly efficient and compact.
* Designed for extended use and and completely safe.
* Supplied with strong support clips and suction cups.