Features Safe and Durable: Our LED indicator light bulbs are made of high quality stainless steel and brass clad nickel shell material, which is very durable when used, ensuring strength and durability for long-lasting use. A variety of Colors are Available: The rated voltage is DC 12V, and the light colors are red, green, yellow, blue, and white. You can choose from multiple specifications and colors, and bright LED indicators. High-quality Performance: Impact resistance, corrosion resistance, vibration resistance, safety, durability, economical and practical. Wide Range of Applications: The LED indicator is widely used in mechanical equipment, automation equipment, machine tool equipment, electric power, marine machinery, mining equipment, elevator control, medical equipment, access control systems, rail transit, industrial lighting, etc. High-quality After-sales Service: We provide you with high-quality after-sales service. If you have any questions, please feel free to contact us, and we will deal with it for you as soon as possible. Feature: 1. Corrosion resistant, anti-vibration, safe and reliable. 2. Durable in use, economical and practical. 3. Simple installation, convenient to use. Specification: Item Type: LED Indicator Light Mounting Hole Diameter: 10mm Input Voltage: 12VDC Light Color: Red, Green, Yellow, Blue, White Shell Material: Plastic Red Wire +, Green Wire - Package List: 3 x LED Indicator Light Red3 x LED Indicator Light Green3 x LED Indicator Light Yellow3 x LED Indicator Light Blue3 x LED Indicator Light White Package List 3 x LED Indicator Light Red 3 x LED Indicator Light Green 3 x LED Indicator Light Yellow 3 x LED Indicator Light Blue 3 x LED Indicator Light White