1,Durable ABS Material: Made with premium ABS material, this egg candler tester is sturdy, wear proof and reliable, lightweight and portable, ensuring a long lifespan. 2,360 Degree Illumination: Utilizing cold light source technology, this egg candler provides even and gentle lighting to illuminate every corner of the eggshell, allowing for accurate inspection of egg development. 3,Portable and User Friendly: Powered by dry batteries (not included), this egg candler is not limited by plugs, making it convenient to use anytime, anywhere. Its compact size also allows for easy portability. 4,Multifunctional Design: Not only suitable for inspecting egg development, but can also be used as a professional egg candler for incubators, catering to different needs. 5,USB Charging Support: The plug features a USB interface design, allowing for quick and convenient charging through a computer, power adapter, and other devices. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.