Chihiros Heater Pro - Tankless Water Heater Electric 100-120V Inline Aquarium Heater,10W 50W 100W 200W 300W 500W 800W Variable Smart External Heater for Canister Filter 5-120 Gal - 10-800W, 12/16mm

Smart External Aquarium Heater: The Chihiros Heater Pro is an inline aquarium heater designed for canister filters, offering precise temperature control (50°F-95°F / 10°C-35°C) via the My Chihiros app for effortless adjustments.

Tankless Water Heater Electric: Eliminates the need for submersible heaters, keeping your aquarium clutter-free. This external heater integrates with your canister filter system, ensuring even heat distribution without direct contact with fish.

Powerful & Versatile Heating: Supports a wide power range from 10W to 800W, adaptable for small (5-gallon) to large (120-gallon) tanks. Compatible with 12/16mm (1/2”) and 16/22mm (5/8”) tubing, making it ideal for popular Ultum Nature Systems, Fluval, Oase, Eheim, Sunsun, Aqueon, and Sicce canister filters.

Advanced Safety Features: Equipped with overheat prevention, dry-burn protection, and automatic shutoff. The built-in water level sensor ensures the heater operates only when submerged, preventing damage.

Energy-Efficient & Smart Connectivity: This energy-saving heater automatically switches between high-power heating and low-power temperature maintenance, extending its lifespan. Bluetooth app control allows easy remote monitoring and scheduling for stable water conditions.