Rayhoo 10pcs G4 Base 24 LED Light Bulb Lamp 1.5 Watt AC/DC 12V 10-20V Non-dimmable Equivalent to 10W T3 Halogen Track Bulb Replacement 360&deg; Beam Angle(Warm White 2800-3200K) Save electricity bill: Replace 10W halogen bulb by 1.5W LED, save 85% on electricity bill of lighting Light angle: 360 Directional; 24 LEDs, AC DC 12V (10V-20V), Non-dimmable.NOTE: Please kindly note that this G4 LED bulb is Non-dimmable, please don't use them with dimmer switch, as the dimmer may cause the lights flicker or noise Easy Installation:Standard G4 base,can be easily fitted instead of ordinary halogen bulbs. Reduce re-lamp frequency:Lifespan is over 20000 hrs,save effort and maintenance costs on changing bulbs frequently. Eco-Friendly:No lead or mercury; No UV or IR Radiation.All of our light bulb has one year warranty, if the bulb has any problem, please contact Rayhoo, and we will help to solve all your problem.