Incubator Egg Detector is a detachable assembly that is easy to operate. Equipped with an optical condenser lens, it provides thorough illumination for easy observation. Made of aluminum alloy, the detector has a bright finish and a simple design. This candler can be used for extended periods after charging, is portable, and suitable for both indoor and outdoor use. Features: - Color: Silver - 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 (requires 3 x AAA batteries) - Professionally designed for farm egg use; bright light allows users to accurately and directly observe incubation progress - Cold light source prevents overheating; opening is smaller than the diameter of eggs - Fits standard-sized eggs, allowing flexible use and enhancing user experience - Constructed from high-quality materials for durability and long-term use - Helps users see inside eggs to check proper development Packing list: 1 x Incubator Egg Detector