Innovative Marine Helio 700 Watt PTC Smart Aquarium Heater - [2 x 350W] [100-200 gallons] reindex and in most cases

and in most cases

Only when it's too late

10x Hermit Crabs

For Fresh and Marine Aquariums

and hurt pretty bad

Innovative Marine Helio 700 Watt PTC Smart Aquarium Heater - [2 x 350W] [100-200 gallons] reindex and in most casesHelio 700 Watt PTC Smart Heater [2 x 350W] Double Element Aquarium Size: 100 200 Gallons *Based on +10F water temperature increase from current ambient temperature. Heating Element Dims: L 15. 25" x D . 80" Remote Sensor Dims: L 2. 3" x D . 31" Helio Smart Controller Dims: L 3. 13" x W 1. 31" x H 5" Product Weight: 7. 45 lbs. Helio PTC Smart Controller Specifications Factory Preset Temperature: 77F Factory Preset Low Alarm: 74F Factory Preset High