3-Speed Temperature: The party food warmer has 3 levels (140F/175F/215F) for fast full-surface heating in 30 seconds (Note: The surface temperature is high during heating, please do not touch it directly) Unique Timer Mode: The food warmer with 3-level timer function (1h/2h/4h) can set the desired duration to keep food warm or meet other heating needs, up to 4 hours. When the timer is over, it will stop heating Anti-Touch Lock Function: The electric heating tray has a lock function to prevent accidental touch (press and hold for 3 seconds to activate the lock function, press and hold for 3 seconds to disable the lock function) Easy to Clean: The silicone food electric warming tray is made of food-grade flexible silicone and is very easy to clean. You can use a soft damp cloth dipped in mild detergent to wipe until it is clean (do not use corrosive liquids to wipe the product) Roll-up for convenient storage: The food warmer can be rolled up and easily put into a bag for easy carrying and compact storage space.