Eheim Jager TS series heaters. Made of 2mm thick shock resistant Pyrex glass construction, they are stronger and twice as thick as most other heaters. The Jager heater features a precision bistable thermostat with +/- 0.5° accuracy.
Free from radio and TV interference. 6 foot double insulated power cord included. The Eheim Jager aquarium heaters are Certified to CSA-C22.2 and approved to UL 1018.
Note: Must be placed vertically within aquarium for proper heating.