HIGH QUALITY LED LIGHT: The Egg Candler is made of aluminum alloy and plastic which is sturdy and durable to use, emitting high intensity and high quality cold lights to monitor the growth of fertilized eggs. Good Detection Tool: The Egg Candler is a good tool to check the egg incubation process by scanning the shells faster with the bright lights (check the eggs if they are in good condition in daily life) without risk of hurting the egg. egg incubation. Durable and Convenient: This item comes with a 220V EU plug. Once hooked up to electricity, you can use it simply by pressing the button in the bottom of the egg candler. The plastic cover is for placing eggs on it and the included hand strap is for easily carrying and storing this lamp. you can hang the light somewhere when not in use. Compatible Usage: It is shaped like a flashlight, easy to carry and arrange, and can also powered by 3 AAA batteries (not included), energy-saving and convenient. Please note that due to manual measurement and display differences, there may be slight differences between individual products and photos.