Submersible aquarium quartz heater
1. Water-proof grade IP68
2. Submersible completely
3. Fit to fresh and salt water.

Submersible aquarium quartz crystal heater 50W100W200W300W500W

Features:
1. Temperature controlled precision: ± 1° C
2. Double seal insulation
3. Can be immersibled into water completely
4. Waterproof: IP68
5. Adapt to fresh water and salt water
6. Instal easily and convenient while using.

Caution:
1: Water level do not below the "mininum" mark
2: Maximum submergence should be within 120 cm
3: Power plug always higher than the water tan
4: Fish aquarium heater, aquarium for fish heater, patio heater.