Our Auto Shutoff Candle Warmer quickly melts scented candles to release fragrance, and is programmed to automatically shut-off after eight hours. Safely warm candles without the risk of flame, soot, or other pollutants. Recommended to use with 4-12 oz jar candles. Warming Plate Diameter: 3.93". Overall product dimensions are 1.75" tall and 5" Diameter. Electric warmer. Cord is 3 ft with a dial switch. Warmer is 120V, 60Hz, 17W with a standard US 2-prong plug. For larger candles, we recommend using one of our top-down solutions. Try a lamp or lantern by Candle Warmers Etc.