From Metrokane, this corkscrew features:  The world's first automatic electric corkscrew; simply place it on top of your favorite bottle of wine and let the corkscrew do all the work! Set the corkscrew on top of the bottle and the corkscrew automatically removes and ejects the cork with no buttons necessary. A single charge opens 30+ bottles of wine. This is the easiest corkscrew you'll ever use let's drink to that! automatically removes cork from bottle upon contact automatically ejects removed cork from corkscrew works with all cork types, including synthetic corks rechargeable built-in foil cutter Imported.