Worry-free-no flicker, no radiation, standard G4 base can easily replace ordinary G4 halogen bulbs. Save more than 85% of energy costs!! High performance-release comfortable light, 360 degree wide beam angle. Silicone material coating, compressive resistance, heat resistance and impact resistance. Reduce the frequency of bulb replacement: the life span exceeds 20,000 hours, saving the energy and maintenance cost of frequent bulb replacemen Low power consumption-equivalent to a 30W halogen bulb. G4 LED bulbs can be used for landscape lighting, courtyards, gardens, lawn lights, counter lights, column lights, recessed lights, etc. Product name: G4 COB AC/DC12V-24V dimmable Lamp holder type: G4 Voltage: AC/DC12V-24V Work rate: 3W Whether dimming: dimmable Beam angle: 360 degrees Light efficiency: 100-110Lm/w : RAgreater than 85 Color temperature: warm white (2700K-3000K) colour:As shown Material:Silica gel size:37mm x 10mm Package Contents: 10 x G4 COB light Only the above package content, other products are not included. Note: Light 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.