Package includes: 25 pieces G4 lamp bases Material: made of high quality ceramic bracket and copper cables, rated voltage: 250V, rated current: 2A, working temperature Maximum: 150C Size: Bracket Cable Length: 10cm / 3.9; ceramic part length: 15mm/0.59, diameter: 8.4mm/0.33 Quality: Ceramic back: stronger fire protection and heat resistance than plastic Teflon (copper) wire: they can withstand more current and voltage, have better anti-oxidation performance and produce less heat and longer lifespan Application: small, light and easy to install, fits all G4 LED and halogen sockets. Widely used in museums, galleries, display cases, bars, hotels, shopping malls, conference rooms, at home or in the office Features: -High quality, fire protection, heat resistance. -They can withstand more current and voltage, have better anti-oxidation performance and produce less heat and longer lifespan. -Small, light and easy to install, fits all G4 LED and halogen sockets. Widely used in museums, galleries, display cases, bars, hotels, shopping malls, conference rooms, at home or in the office. Technical data: Material: made of bracket made of high quality ceramic and copper cable. Package includes: 25 G4 lamp holders. Product name: G4 lamp holder G4 Socket G4 Socket G4 Socket G4 Socket G4 Socket G4 Socket lamp base