Description: 【Material 】: Egg candler tester made of high quality stainless steel, durable and long service life. 【Egg Candler】: LED Light Egg Candler Tester for checking egg development, let you get first hand understanding of embryonic development process. 【Easy to Use】: Mini egg tester is lightweight and portable design, easy to use and carry.just turn on switch use, bright enough but won't affect development. 【High intensity】: The egg illuminate uses high and high brightness lamp beads. When the lamp is lit, the hatching degree in the egg can be clearly seen, and the hatching degree of the egg can be easily judged. 【Universal Application】: Egg Candling Lamp is suitable for hatching eggs, but also for school students to learn the process of experimental Incubator. eye, ear, nose, and throat universal Specification: 2 Aa Battery (Not Included) 2 Modes:White Light Warm Light Color Temperature Eye Protection 5000k Size Chart: 13.5cm/5.31inch   Package Includes: 1 Egg Candler 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!