This simple but professional Device are designed for egg embryo use, with this simple tool you can know the Incubation information more correctly and more easily. Fit for usual kind of eggs like chicken egg, egg, duck egg use perfectly. With its portable design, it can be easily carried around. Features -Color:Multi -Material:Aluminum Alloy, ABS -Size:12.00X3.60X3.60cm/4.72X1.41X1.41in -Note: not included battery -Professionally designed for farm egg use, high light can let the user know the incubation information correctly and directly. -A handy and portable led cold inspection tool for breeders and farmers. -Fit with usual size egg. Let you use it more freely, which can give you a great user experience. -Manufactured with ABS and aluminium alloy materials, practical and durable for long-term use. -The Egg Detector can help you to see the contents of eggs and you can check whether the eggs are developing properly. Package list: 2 Egg Detector