20Pcs JC Type G4 Halogen Bulbs, 12V 10/20 Watt, 280 Lumens, Soft Light, JC Halogen Light Bulbs 2 Pin, G4 Clear Bi-Pin Base. Distance Between Pins: 0.16" (4mm), Bulb Diameter: 0.32" (8mm), Bulb Length: 1.19" (30mm). For use only with stable AC/DC 12 volts. Before using G4 halogen bulbs, please confirm that the voltage is 12V. G4 halogen light bulbs are not suitable for 120V products such as oil burners, lava lamps, etc. Using in 120V products may cause the bulbs to explode. Easy installation and up to 25,000 hours lifetime. G4 halogen light bulbs are precision manufactured with high-quality components to provide long-lasting performance. Simply insert the bulb into the socket, but avoid touching the bulb with bare hands. Handle with care. High-quality eco-halogen technology delivers excellent lighting performance with a wide 360-degree beam angle, CRI > 99, uniform light output, and 2700K warm white color temperature. Fully dimmable, mercury-free, no flicker, no buzzing, instant on. Ideal for a wide range of applications including landscape lighting, chandeliers, oven lights, accent lights, under cabinet puck lights, wall sconces, range hoods, closet lights, floor lamps, desk lamps, offices, restaurants, retail stores, caravans, boats, and yachts. Note: This is a low-voltage halogen bulb. Ensure compatibility with a proper transformer. Warranty: We are committed to providing high-quality standard light bulbs. Please if you have any questions.