Key Features Fully submersible design suitable for all aquariums. Ideal for both freshwater and saltwater aquariums. Adjustable temperature range from 16°C to 32°C. Durable and waterproof construction for safety. Easy-to-read temperature gauge for precise adjustments. Features suction cups for secure placement inside the aquarium. Available Sizes 25W – Suitable for small aquariums up to 20 litres. 50W – Suitable for aquariums up to 40 litres. 100W – Suitable for aquariums up to 100 litres. 200W – Suitable for aquariums up to 200 litres. 300W – Suitable for aquariums up to 300 litres. Additional Benefits Provides consistent heating to maintain optimal aquarium conditions. Prevents temperature fluctuations that can stress aquatic life. Compact design for easy installation without occupying much space. Recommended For Tropical fish requiring stable water temperatures. Freshwater and saltwater aquariums. Tanks with delicate species that require specific temperature ranges. Not Recommended For Tanks larger than specified wattage capacity. Ponds or outdoor aquatic environments exposed to extreme weather.