Light bulb holder is made of high quality plastic base and brass screw socket for durable use, good conduction performance, low resistance, and safe to use.
With two mounting screw holes, which can be easily fixed on a flat surface where you need, easy to install.
With 2 lead wires, wire length is 20cm/ 7.8inch; Widely used in old flashlight accessories, lamp holders, physics teaching, DIY popular science equipment, mainly used in school electrical experiments, it is a necessary electrical consumable material for primary school science, middle school physics laboratory and students’ home laboratory.