[Bright & Steady] - 5mm LED bulb, Red clear lens, 20 pieces includes in package [Features] - Drive Voltage: DC 3-5V; 20cm long flexible wire [Easy to Use] - Red for positive and Black for negative [Energy-saving] - With Resistor, low power consumption, stable and high performance [Unleash Your Creativity] - For hobbyists, boat, industrial, camera, hobby lighting, wedding decor, DIY, Parties, etc.