- Voltage: 220-240V, 50Hz with adjustable temperature settings ranging from 20 to 35 degrees Celsius. - The Exterl Heater is UL-listed, ensuring exceptional safety and reliability for your aquarium setup. - Designed for vertical installation, the Exterl Heater is ideal for use with cistern filters, but its versatility allows for easy adaptation in various scenarios requiring heated aquarium water, including wet/dry sump pumps. - The heater features a self-shutoff mechanism that activates if it runs dry, preventing damage and ensuring peace of mind during operation. - Utilizing a high-efficiency heat pump system, the Exterl Heater maintains stable water temperatures, minimizing fluctuations for a healthy aquatic environment. - Suitable for both freshwater and saltwater aquariums, it is compatible with most cistern filters, making it a practical choice for diverse setups. Application Scenarios: 1. Perfect for maintaining optimal water temperatures in a freshwater aquarium while using a cistern filter. 2. Easily integrates with wet/dry sump pumps to provide consistent heating for marine aquariums. 3. Use in aquaculture systems that require precise temperature control for fish breeding or plant growth.