Cool-Lite Egg Candler for Testing Eggs during Hatch
CONVENIENT FOR CANDLING EGGS - Have you ever wondered if your eggs are developing?  This little light is designed to help you find out.  Easy to move over eggs for long periods - eggs need not be handled. Has 5 foot electric cord. Use to check progress of development. After 10th day remove infertile eggs to provide more room in the incubator.