Lever Edge Commercial Grade Toggle Switch is designed for simple installations, time savings, superior performance, and long-lasting reliability. Simply open the lever, push the wire into the color-coded terminals, click down, and you're done. Fast, safe, easy to install - Push. Click. Done. Secure - lever mechanism provides a strong, secure wire connection User-friendly design - color-coded lever terminals help prevent miswiring Durable - exceptional performance against heat and vibration Convenient - devices can be unwired/removed and rewired if needed.