Bird Bath Heater-50W Circle De-Icer with Hollow Snowflake Design,Faster Ice Melting，Heated Birdbaths & Animal Water Bowls,Cast Aluminum,6 FT Cord

Innovative Hollow Snowflake Design：Unique circle shape with cut-out pattern increases heating surface contact by 30% and enhances water flow, preventing ice formation more efficiently than solid heaters. Smart 5°C Auto Activation：Starts melting ice at freezing temperatures,maintaining safe 25±5°C (77°F max）water.Thermostat shuts off when not needed to save energy. Enhanced Water Circulation：Hollow structure promotes natural convection currents, distributing heat evenly and reducing dead zones where ice could reform. Aircraft-Grade Cast Aluminum： Corrosion-resistant metal housing withstands extreme winters.All metal heaters that are immersed in water for long periods of time will experience calcification and slight rusting, which will not affect the use of the product. Plug-&-Play Safety：Energy-saving 50W heating with 6ft UL-tested cord (3*18AWG).Submersible & waterproof,Upgrade Your Winter Wildlife Care with Snowflake Heater Technology