These tiny light bulbs are essential accessories for anyone involved in physical experiments or detailed craft projects. Their bright light output and easy installation make them a practical choice for a wide range of applications, ensuring that your projects are well-lit and accurately executed. Features -Color:Multi -Material:Glass -Size:2.00X1.00X1.00cm/0.79X0.39X0.39in -Voltage: 2.5 V -Education use: ideal for physical experiments, these mini light bulbs are an excellent education tool for science classes and laboratories, providing practical and effective lighting -Low power consumption: operating at 2.5 V, these light bulbs are designed to be efficient, reducing power consumption while providing reliable illumination for various applications -Reliable and durable: made with stable materials, these light bulbs are known for their durability and long lifespan, ensuring consistent performance in all your experiments and projects -Easy installation: the miniature size and screw base design of these light bulbs make them easy to install and replace, saving time and effort in setting up your experiments -Versatile applications: from education purposes to home projects, these light bulbs are versatile and can be used in a variety of settings, including classrooms, laboratories, and homes Package list: 20 x Mini Light Bulb