1. High-quality material, flexible cable, easy to use 2. Simply connect the positive and negative wires to your battery or power supply 3. 20cm long pre-wired LED with 3/5/10mm lamp beads 4. Energy-saving, low power consumption 5. Perfect for hobby lighting, car, boat, industry, camera, toys, DIY computers, costume design and more Description: These bulbs are perfect. They already have the diode on them, so all you need to do is connect the wires to a power source and run. You can use one color or mix these with some other colors. They are perfect for hobby lighting, car, boat, industry, camera, toys, DIY computers, costume design and more. Features: High-quality material, flexible cable, easy to use. Simply connect the positive and negative wires to your battery or power supply. 20cm long pre-wired LED with 3/5/10mm lamp beads. Energy-saving, low power consumption. Perfect for hobby lighting, car, boat, industry, camera, toys, DIY computers, costume design and more. Specifications: Cable length: About 20cm / 7.87 inches LED type (optional): 3mm Red (1), 3mm Orange (2), 3mm Blue (3), 3mm Slow Flashing (4), 5mm Red (5), 5mm Orange (6), 5mm Blue (7), 5mm Slow Flashing (8), 10mm Red (9), 10mm Yellow (10), 10mm Green (11), 10mm Slow Flashing (12) 3mm 5mm 10mm pre-wired line diffused LEDs Forward Voltage (V) Dominant Wavelength (mm)K Reverse Current (uA) Power Angle (degrees) If=20mA If=20mA Vr=5V Min Type Min Type Max Red 9.0 12.0 620 630 20 60 Yellow 9.0 12.0 580 590 20 60 Orange/Amber 9.0 12.0 515 520 20 60 Green 9.0 12.0 520 530 20 60 Blue 9.0 12.0 460 465 20 60 Slow Flashing 9.0 12.0 20 60 Package includes: 50pcs x pre-wired LEDs Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated the same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. The slow flashing LED is multi-colored.