Feature 1Cool LED Light: Irradiation with cold light will not damage embryo development and better protect the hatching life of eggs. 2High Power LED Lamp Beads: Egg candler is equipped with high power LED lamp beads, no heat, sufficient light, and durable. 3Monitor Egg Development: High intensity lights are widely used to monitor egg development and work better in the dark. 4Different Size Shades: Shades of different sizes can display different types of eggs, which you can change at will to meet your needs. 5Plastic Materials: The egg tester is made of plastic materials, durable, wear resistant, and can be used for a long time.Item Type:Egg TesterMaterial: PlasticBattery: 3 AA (not included)Voltage: 100-240VColor: As Pictures ShownWeight: Approx. 213g / 7.5ozThe Total Length of Egg Tester: Approx. 15cm / 5.9in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Power Plug1 x Battery Box1 xEgg Tester1 x Bird Egg Tester Cap1 x Chicken Egg Tester Cap