The screw base design allows for easy installation in various devices, such as night lights and flashlights. These bulbs deliver bright, consistent lighting, making them suitable for scientific experiments or DIY projects. Features - Color: Multi - Material: Glass, metal - Size: 1.70 x 0.60 x 0.60 cm / 0.67 x 0.24 x 0.24 in - Lighting color: Warm yellow - Compact size: The small design makes these E5 miniature bulbs ideal for multiple applications - Portable: Lightweight and compact for convenient use in different environments - Safe for educational use: Designed to support electrical experimentation in learning settings - User-friendly: Small profile and screw base allow for simple installation - Wide application: Suitable for school experiments, scientific research, and electronics troubleshooting Package list: 10 x miniature bulbs