Aqueon Preset Heater 100w Substrate & Sand 0 mg/L) measures iron levels

0 mg/L) measures iron levels in fresh and saltwater aquariums

To help you maintain optimal water quality for your aquatic inhabitants

A characteristic trailing growth form makes it highly decorative

Intelligent digital microprocessor monitoring system with dual temperature sensors

Aqueon Preset Heater 100w Substrate & Sand 0 mg/L) measures iron levelsAqueon Preset Heaters are pre calibrated to an accurate 78 degrees fahrenheit and require no manual adjustment. Appropriate for most tropical fish, these fully submersible heaters feature a shatter resistant quartz glass body for added durability. A red LED light indicates that the heater is active, and an automatic shut off feature works to prevent overheating