The thermostat automatically activates when temperatures approach freezing, typically around 35-40°F. It cycles on and off to maintain ice-free water efficiently without constant heating.

Yes, the built-in safety features including dry-burn protection and automatic shut-off make the CoziPerch safe for unattended operation. It's designed specifically for worry-free winter use.

The CoziPerch works effectively in plastic, ceramic, metal, and concrete containers. The aluminum construction transfers heat efficiently regardless of the bird bath material surrounding it.

At 70 watts, running continuously costs approximately $15-25 monthly depending on electricity rates. The thermostat reduces actual runtime, lowering costs significantly compared to constant operation.

The heater should be fully submerged for optimal performance and safety. The dry-burn protection activates if water levels drop too low, preventing damage and fire hazards.

Yes, as long as the heater remains fully covered with water. For very shallow baths, monitor water levels regularly to ensure adequate depth for safe operation.

Simply unplug and remove the CoziPerch, then wipe with a damp cloth. For mineral buildup, soak in white vinegar solution briefly, rinse thoroughly, and dry before storage.

Absolutely safe. The CoziPerch maintains water at drinking temperature, not hot. The smooth aluminum surface has no exposed heating elements, making it completely wildlife-friendly and non-toxic.