rclite 4pcs 4w e27 led bulbs,g45 globe blub,25w incandescent bulbs equivalent, 6000k cool white light bulbs for home,office,commercial lighting Pack of 4 units. Not Dimmable Easy installation. Can be easily fitted instead of ordinary E27 Medium Screw incandescent or CFL light bulbs. Extremely long life. Lowers maintenance costs by reducing re-lamp frequency. Replace 25W incandescent bulb by 4W LED. Save over 88% on electricity bill of lighting. Wide beam angle;Ideal for residential and commercial lighting.