$16.99
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