LED Egg Candler Cool Light Egg Candler & Tester Egg Candling Lamp Led light US Description: Item Type: Incubator Lamp Material:Aluminum Size:12*2.3cm/4.72*0.93" Color:Random color Features: This item is eggs tester is not used as a flashlight You need to prepare 3 AAA batteries(not included). Cold light to prevent overheating eggs with an opening smaller than the diameter of the eggs. Apply to any size egg. It can help you to see the contents in eggs and you can check whether the eggs are developing properly. Package Include: 1 x Incubator Lamp (batteries are not included,please don't buy if you mind) Notes: Please allow 1-3 cm difference due to manual measurement and 3-5 g for the difference between different colors. Due to the screen difference, the color may be a little different from what you expect, please allow it.