Like its peer, it includes up to 19 automatic settings, each configured for convenient reheating, reheating, and defrosting of common food types. Included also is a Keep Warm function that keeps hot foods warm for up to 30 minutes. Additional features of the Sharp R-426LS include a popcorn sensor, instant action keys (one-touch cooking), and a large 14-1/8” turntable designed specifically to accommodate a large casserole dish.