Enhance your egg incubation process with this advanced Egg Tester featuring a cone spot light design that delivers high brightness and long battery life for efficient and clear egg candling. Crafted with a detachable structure, this LED light egg tester is easy to operate, carry, and store, making it ideal for both professional breeders and educational purposes. Key Features: · Cone Spot Light Design: Provides focused, high-brightness illumination to clearly observe egg contents and embryo development with precision. · Detachable and Portable Structure: The easy-to-disassemble design ensures convenient handling and portability for use in various settings. · Cool Light Technology: Emits a cool light that prevents heat damage to eggs, ensuring safe and gentle observation without affecting embryo growth. · Safe and Non-Invasive Observation: Designed to avoid harm to developing embryos, allowing for safer and more reliable egg inspection. · Multifunctional Use: Perfect not only for breeders monitoring chicken, duck, goose, quail, pigeon, and other bird eggs but also as an educational tool for children and students to learn about the hatching process. Specifications: · Material: Metal, Plastic · Application: Cool Light Egg Tester · Applicable Objects: Chickens, Geese, Quails, Ducks, Pigeons, Birds, etc. · Battery Type: 3 x AAA Dry Batteries (not included) Egg Detection Method: · First Test: Recommended at 5-6 days for chicken embryos, 7 days for duck embryos, and 8 days for goose embryos to observe embryo development and identify infertile, dead, or cracked eggs. At this stage, a normally developing embryo shows clear, radially distributed blood vessels covering approximately 4/5 of the egg’s surface. Infertile eggs display distinct black spots known as "single beads." · Second Test: Conducted after 10 days for chicken embryos and after 20 days for duck and goose embryos to monitor ongoing development. Package Includes: · 1 x Egg Tester This Egg Tester is an essential tool for anyone involved in bird breeding or education, combining safety, functionality, and ease of use to provide accurate and gentle egg candling results every time.