Designed for experiments, this tiny light bulb is a great helper for physical and electrical experiments. Made of premium glass and aluminum for long-lasting, durable use. It features a simple yet practical design, providing a good user experience. Also a nice gift choice for friends who will appreciate it.<br><br>Color: As shown<br>Material: Glass, aluminum<br>Size: 2.30x1.00x1.00cm/0.90x0.39x0.39in<br>Voltage: 6V<br>Socket: E10<br><br>Mainly used for electrical experiments in primary and secondary schools with effective results.<br>A great tool for learning physics and electrical experiments, as well as science DIY equipment for kids and elementary students.<br>Can be paired with switches, battery boxes, leads, etc., to build small lighting circuits.<br>Lightweight and easy to carry, students can take it outside to play with friends.<br>Outstanding workmanship, reasonable design, stable and practical, ensuring a good using experience.<br><br>Packing list: 50 x light bulbs