The temperature sensor did not work right away, could not determine the current water temperature. Replaced with a new one under warranty. Let's see what will happen next. I studied the reviews - a lot of complaints about the correctness of the work on the temperature sensor.
Eheim Jager Aquarium Thermostat Heater: Optimal Temperature Control for Your Aquatic Environment
7 Review
Aqueon Flat Heater Watt Gallon
3 Review
🐠 Efficient FREESEA Aquarium Heater with Submersible Thermometer - Choose from 25/50/100/200/300 Watts!
3 Review
🐢 Tetra 26445 Fauna Aquatic Reptile Heater: Ideal for Frogs, Newts & Turtles, 100 Watt, Green - Get Yours Now!
4 Review
Greenpro Micranthemum Monte Carlo: Live Large Pearl Grass Aquatic Plant In Tissue Culture Cup For Freshwater Fish Tanks And Aquariums
49 Review
Vacuum cleaner TEQQO Aquastick 3 in 1 Power, grey/turquoise
26 Review
Steam cleaner Deerma Deerma DEM-ZQ610 EU, white/red
68 Review
Mini pump Xiaomi Mijia Electric Pump 1S, plastic, black
55 Review