THIS ITEM HAS BEEN TASTED TO ENSURE IT WORKS PROPERLY THIS ITEM HAS NEVER BEEN USED, FOR MORE DETAILS PLEASE SEE THE PICTURES INCLUDES ONLY WHAT YOU SEE IN THE PICTURESBuilt-in rechargeable battery keeps drinks hot off coaster * 3 adjustable temperature levels: 135 Degrees F, 140 Degrees F, or 145 Degrees F * Auto shutoff * Anti-spill lid * Hand wash safe