28mm Aquarium Heating Rod Ipx6 Waterproof Auto Constant Temp Fish Tank Heater For Saltwater Freshwater

--Accurate temperature sensor, always monitor the temperature in the tank

--IPX6 waterproof level and high safety performance

--PID temperature control algorithm to achieve high heat energy and low power consumption. Using intelligent frequency conversion technology

--External knob temperature adjustment, more intuitive control

--Concentrated essence, short rod, only 23CM long, safe and firm