The V16-21H-S is a sealed, long-handled toggle switch designed for use in hazardous areas. It has a push button switch on the bottom of the handle to turn the device on and off. The switch is rated IP66, UL508, and CSA22.2 certified and is intended for use in Class I, Division 1 and 2, Groups A, B, C, and D hazardous areas. It is also suitable for Class II, Division 1 and 2, Groups E, F, and G hazardous areas. The switch features a sturdy stainless steel housing with gold-plated contacts and a rugged plastic handle. This switch provides reliable switching performance in harsh environments.