With the touch of a button loosens lids in seconds. Requires absolutely no hand strength or strenuous twisting. Makes opening jars as simple as 1, 2, 3 : 1) Lift the handle and place a jar on the turntable. 2) Lower the upper body to rest on the top of the jar. 3) Press and hold the On/Off button until lid is loosened and remove the jar and the lid. Handles all shapes and sizes including: Jars with plastic lids, Thin jars, Baby food jars, Even large jars. Collapses for easy storage.