20Pcs JC Type G4 Halogen Bulbs, 12V 10 Watt, 280 Lumens, Soft Light, JC Halogen Light Bulbs 2 Pin, G4 Clear Bi-Pin Base. Width Between 2 Pins: 0.16" (4mm), Bulb Diameter: 0.32" (8mm), Bulb Length: 1.19" (30mm). For Use Only with Stable AC/DC 12 Volts. Before Installing G4 Halogen Bulbs, Confirm Fixture Voltage is 12V. These Bulbs Are Not Suitable for 120V Applications and May Fail if Used Improperly. Easy Installation and Up to 25000 Hours Lifespan. Precision Manufactured with High-Quality Components for Reliable Performance. Simply Insert the G4 Bulb into the Socket; Avoid Touching the Bulb with Bare Hands. High Quality Eco-Halogen Technology, 360 Degree Beam Angle, CRI>99, Uniform Light Output, 2700K Warm White. Fully Dimmable, Mercury-Free, Flicker-Free, Noise-Free Operation, Instant On. Suitable for Use in Landscape Lighting, Chandeliers, Ovens, Accent Lights, Under Cabinet Puck Lights, Wall Sconces, Range Hoods, Closets, Floor Lamps, Desk Lamps, Offices, Restaurants, Stores, Caravans, Boats, and Yachts. Low Voltage Halogen Bulb – Ensure Compatibility with Proper Transformer. Designed for Safe and Efficient Lighting Performance.