Energy-efficient: The G4 Halogen lamp bead is a low-pressure bulb that works on a 12V20W power source. This means that it consumes less energy, making it an excellent option for those who want to cut down on their electricity bills.High-quality illumination: This bulb has a crystal small bulb mirror head that provides high-quality illumination. The light is bright and evenly distributed, making it perfect for use in chandeliers or other decorative lighting fixtures.Tungsten filament: The lamp bead is made with a tungsten filament, which is known for its durability and long life. It can withstand high temperatures and is less prone to breakage, ensuring that the bulb lasts longer.Versatile: This low-pressure pin bulb can be used in a variety of applications, including mood lighting, task lighting, and accent lighting. It's a versatile light source that can be used to enhance the ambiance of any room.Easy to install: The G4 Halogen lamp bead is easy to install, and it can be quickly and easily replaced when needed. It's a great choice for those who want a hassle-free lighting solution.