The Lutron LED Credenza lot includes 9 dimmer switches designed for LED bulbs. Manufactured by Lutron Electronics Co, the switches have a slide switch style and a vertical orientation. They are white plastic with dimensions of 2.7" length, 5.9" height, and 3.9 width. The switches have a voltage range of 101-120V and are compatible with Lutron's smart home systems. These dimmer switches are ideal for light control applications in homes and are a reliable choice for adjusting LED lighting levels with ease.