What is this?E10 lamp sockets are widely used in the experiment of electrical equipment, the light source of the flashlight, the indicator light or warning light of the distribution box, etc.What will I get?Are there any advantages of the product?Made of nickel-plated copper, with good electrical conductivity and long service life.The mounting bracket plate is helpful to install on the surface of electrical circuits.How to use it?Easy to use, install it on the circuit with tools and then screw the bulb by hand.What should I notice?Please check your bulb size before buying these lamp sockets.