Feature 1、Heating element replacement part for incubator. 2、Simply remove the damaged heating element and replace with new one. 3、Great tool to improve performance of the incubator. 4、The wide mouth size can be adjusted, more convenient to use. 5、Made of premium material, wear-resistant and available for . Features: Heating element replacement part for incubator. Simply remove the damaged heating element and replace with new one. Great tool to improve performance of the incubator. The wide mouth size can be adjusted, more convenient to use. Made of premium material, wear-resistant and available for . Specification: Condition: Material: iron Size(200W): 21.5*1.2*6.5cm/8.46*0.47*2.56in(Diameter*Thickness*Wide mouth) Size(300W): 31*1.2*10cm/12.2*0.47*3.94in(Diameter*Thickness*Wide mouth) Package List: 1* Incubator Heater Element Notice: Please allow slight error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures.