Egg Candler: This is a LED egg tester made of high quality ABS material, insulating, stable and durable. Suitable for egg hatching, but also for children and students to learn the experimental incubation process. It is made of high quality material, durable, wear-resistant and can be used for a long time. Egg Candler: Powerful egg candlers improve the clarity and visibility of the egg and its contents by completely blocking the light and providing a super bright light source and directing the light into the eggs, so you can see how the embryo develops and moves. Perfect for candled dark eggs and eggs with thick eggshells. Two Candle Covers: With two different sizes of rubber candles that can range from large duck eggs to small quail eggs. The switch button is on the top of the candler. This is more suitable for manual operation, makes the egg more stable and prevents the eggs from falling. Sufficient Light: The high-intensity lamp is widely used to monitor the development of eggs, and the effect is better when used in the dark. It is equipped with high-power LED lamp beads, no heat, sufficient light and long service life. Easy to Use: Very simple to use by pressing the button on the lamp, the plastic cover is for placing eggs on it conveniently, and it has a small body for easy storage when not in use. Suitable for hatching eggs, but also for children and students to learn the experimental incubation process. Quantity delivered: 1 piece luckymeet