Description
Both for Freshwater and Saltwater aquarium tank use..Unbreakable Carbon fiber plastic housing with stainless steel double insulation, 100% safe for fish and living creature in tank..FULLY SUBMERSIBLE - It can be placed vertically or horizontally.DO NOT place it TILTED. It will not operate if the bottom is higher than the top. Must be FULLY submerged..Temperature range: 68℉-88℉,Top Calibration knob to adjust the temperature