Goaqua88 Aquatop Digital Heater with Temperature Sensor | 200 Watts (Aquariums up to 55 Gallons)
AQUATOPs D2HT Digital Heater Series features a highly visible dual temperature display, an easy-to-use temperature control button, and a separately attached temperature sensor, providing a stable temperature environment for your aquatic life. The D2HT Series uses the latest digital technology for internal temperature control to keep aquarium temperatures steady.
Advanced features include an automatic shut off margin set for 93?F to protect from overheating and internal memory that resumes preset temperatures after a power outage. A two millimeter thick glass tubes makes the D2HT line one of the strongest glass heaters on the market.