This newly designed Electronic Foot Controller 2 Wire is a must-have for all sewing machine owners. Works with most two-wire cord system, it takes just a few seconds to mount. Plus, its super-steady and heat-resistant. Speed Control ensures reliability and consistent performance. The stylishly designed controller is also equipped with a wire lock device for a secure fit. Not to mention, its durable housing measures 6" (L) x 4" (W) and is compatible with both 110V/120V outlets.