This pond deicer is ideal for ponds 50-600 gallons. Thermostatically Controlled. Activates from 32 to 35 degree fahrenheit. 1250 Watts of power. 10-feet powercord. If, after 30 days, you are having a problem with your Little Giant, Franklin, or Red Lion product, call the Franklin Electric Tech Support Team at 888-956-0000 for Troubleshooting and Warranty Instructions. The Tech Support Team is available M-F from 7:00am-4:30pm CST.