Submersible Aquarium Heater - 100 Watt - Aqueon Preset Fish Tank Heater

The preset temperature has been calibrated to 78°, appropriate for most tropical fish. The fully submersible heaters are constructed of shatter-resistant quartz glass and features an automatic safety shut-off to avoid overheating. An LED indicator light displays red when actively heating.

Features:

• Preset to 78°, accurate to +/- 1°
• No adjustment required
• Shatter resistant
• Auto shut-off
• LED light turns on when aquarium water is being heated

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