This is a lamp holder base for screw-in bulbs with E10 mount used in flashlights, bicycle lights, etc. The socket is a teaching element for use in various types of school work and tests. Powered by low voltage up to 24V Perfect for the basic battery circuit and lamp experiment. The physics experiment light bulb holder (black) is a typical circuit accessory used in middle and high school logistics laboratories, used for installing small light bulbs and conducting series parallel circuit experiments. Can be used with both screwed-in terminals or banana leads. Technical data: Base dimensions: 31x69mm Height: 23.5mm Max voltage: 24V https://elecena.pl/product/26912598/e10-educational-bulb-holder 2024-09-12 https://elecena.pl/product/26912598/e10-educational-bulb-holder 2025-10-29