Standard G4 bi-pin base, perfect replacement for halogen G4. Long lifespan up to 30,000 hours, saving maintenance costs on changing bulbs frequently. Low power consumption, 3W LED can replace 30W halogen G4 capsule bulbs, saving up to 85% of your electricity bill. Worry-free-no flicker, no radiation, standard G4 base can easily replace ordinary G4 halogen bulbs G4 LED Bulbs are perfect for under counter lights, ceiling lights, pendant lights, chandeliers, under cabinet lighting, accent lighting, puck lights, desk/table lamp, cabinet light, display and landscape lighting etc. Product name: G4 -2835-20LED Dimming Lamp holder type: G4 Voltage: AC / DC12V-24V Work rate: 3W Luminous: 360 degrees Number of LEDs: 20LED*2835SMD Energy saving: 85% Life: 30000Hours Color temperature: Warm White (2700-3200K) / Cool White (6000-6500K) Colour: AS Shown Material: Silicone Size: 37 x 13mm Package Contents: 10 x G4 light Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.