LE 3W G4 LED Light Bulbs, Equivalent to 40W Halogen Bulb, 12 V AC/DC, Bi-Pin Light Bulb, 280lm, Warm White, LED Light Bulbs, Pack of 4 Units Save electricity bill. Replace 40W halogen bulb by 3W LED bulb. Save over 90% on electricity bill of lighting Easy Installation. Standard G4 base. Can be easily fitted instead of ordinary halogen bulbs. Extremely long life. lowers maintenance costs by reducing re-lamp frequency Eco-Friendly. No lead or mercury Pack of 4 Units