The mini light socket is ideal for creating custom lighting solutions. Whether you're working on a school project, a home improvement task, or an electrical experiment, this bulb holder offers versatility and convenience. Its screw-in design allows for quick and secure bulb changes, making it a practical choice for any lighting need. Features -Color:Black -Material:Plastic -Size:3.00X3.00X2.00cm/1.18X1.18X0.79in -Ideal for experiments: great for electrical and physical experiments, this product serves as a versatile tool for various experimental setups. -Bright illumination: delivers high brightness, ensuring sufficient lighting for all your needs, whether in a lab or at home. -Convenient design: designed for ease of use, this product is portable and can be used in multiple environments, including labs, classrooms, and homes. - durability: made from hardwearing materials, this product is built to withstand longterm use without frequent replacements. -Ample supply: with many pieces included, you have more than enough to meet your everyday usage and replacement requirements. Package list: 20 x small lamp holder