Incubator Egg Detector is easy to operate and provides thorough illumination for clear observation. Constructed from aluminum alloy and ABS materials, the detector has a bright finish with a simple design. This candler is built for long-term use, portable, and suitable for both indoor and outdoor applications. Features - Color: Multi - Material: Aluminum Alloy, ABS - Size: 12.00 x 3.60 x 3.60 cm / 4.72 x 1.41 x 1.41 in - Note: Battery not included - The LED egg candler emits a cold light, preventing heat damage to embryos, ideal for monitoring egg development - In a dark environment, place the egg over the light source and observe the internal structure to assess viability - Offers brighter and cooler illumination without risking embryo health - Provides optimal lighting for accurate egg inspection - Lightweight and portable design allows for convenient use anywhere Package list: 2 Egg Detectors