Wide compatibility and versatility Two lamp shade sizes can be quickly swapped to fit different egg types, including chicken, quail, duck, canary, and dark eggs. Also suitable for classrooms and home learning, helping children and students observe the incubation process. Easy operation Operate with a simple press on the bottom button. The plastic cover provides convenient egg placement, and the high-intensity LED lamp makes it easy to monitor embryo development, especially in dark environments. Upgraded two-way power options Two charging methods for flexibility: USB direct charging, or a battery box that uses 3 AA batteries. The system also supports battery box power supply, so you can choose the most convenient option for your use case. Reliable performance and service Bright, high-quality LED illumination. If any quality issues arise, our customer service is ready to help with friendly, responsive support.