Description <br><br>Designed for experiment, this tiny light bulb can be a great helper for physical and electrical experiment. Made of premium material for long time and durable use. It has a simple design, but very practical in use, giving you a good using experience. Also can be a good gift choice for your friends, they will like it.<br><br> Features <br><br>-Color:Transparent Color<br>-Material:Glass, aluminum<br>-Size:2.30X1.00X1.00cm/0.90X0.39X0.39in<br>Voltage: 6V<br>Socket: E10<br>- Mainly used for electrical experiments in primary schools and secondary schools with good results.<br>- A great tool for learning physics and electrical experiments, as well as science DIY equipment for kids and elementary school students.<br>- Can be equipped with switches, battery boxes, leads, etc. to build small lighting circuits.<br>- It's lightweight and easy to carry, and students can take it outside to play with friends.<br>- Outstanding workmanship, reasonable design, stable and practical, will bring you a good using experience.Packing list: 50 x light bulbs