Description: 【Design】: Bird bath heater for outdoors in winter is designed for bird baths and can be used to drink warm water 【Material】:  bird bath deicer made of high quality  aluminum,which is durable for long term use. 【Easy to Use】: Just place the pond deicer in the center of the bird bath, make sure the heater is completely covered with water and plug it in, and it will start working. 【Features】: Birdbath deicer heater is great for bird chicken goose cow, small animals, perfect for outdoors and cold winter days to provide steady, gentle hot water.  【Application】:Heater widely used in indoor,outdoor, farms, drinking pools,garden, lawn and other places. Specification: 250W: Disconnection temperature (ambient humidity: 25-26°C) 41±5 °C Recovery temperature (ambient humidity: 25-26°C) 20-25 °C)    70W: Disconnection temperature (ambient humidity: 25-26°C) 38±5 °C Recovery temperature (ambient humidity: 25-26°C) 20-25 °C Size Chart: Round:13cmx1.8cm/5.12inchx0.71inch Sqaure:14cmx6cmx2cm/5.51inchx2.36inchx0.79inch Package Includes: 1 Bird Bath Heater(US Adapter) Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on line shopping!