Webber WBGF9 15AMP 120VAC User Attachable GFCI NOW INCLUDES ALL 4 Grommet Sizes (Free Economy & Standard Shipping) Free Economy & Standard Shipping -- NOW INCLUDES ALL 4 Grommet Sizes - 18, 16, 14, & 12AWG MANUAL RESET User Attachable - Ideal for Pools, Power Washers, Inflatable Toys, UL943 Listed 15 AMP 125 Volt Outdoor Replacement GFCI Plug Unit for Spas, Power Washers, & Many Other Appliances Detailed Replacement Instructions Included With Each Unit, Rugged Design and Construction, Built to withstand heavy use *Bulk Packaging only includes 1 grommet each (14AWG standard, different size may be requested)