Submersible fish tank heater 50 W

Water temperature control device inside sensitive tanks, fixed temperature adjustable, high resistance wire heating, uniform and stable heating, long service life. Easy installation, simple operation, high temperature resistance. These fish tanks heat within an adjustable temperature range between 20 - 34 degrees Celsius. It automatically turns on or off after setting the desired temperature, requiring no additional setup. Temperature range: 20-32 degrees Celsius. Note: The heater must remain submerged in water at all times.