Core Lighting’s 20W Indoor & Outdoor Magnetic Dimmable Class 2 LED Driver is the most compact LED driver on the market. It is equipped with two auto-reset breakers, one on the input and one on the output, which protect both the load and driver. The driver is encased in a coated metal box that includes 2 knock-outs, one on each side, to enable easy installation that complies with electrical code requirements.