- Fully submersible, thermostatically controlled with light indicator
- External adjusting knob with easy to read temperature dial
- Made of high quality flame retardant plastic, durable heating elements and heat resistant quartz tube
- Safe & durbale
- Heater can be placed vertically, horizontally or at any angle
- Easy to install with strong suction holder
- Temperature range 16 degrees to 32 degrees
- Suitable for both freshwater and saltwater