I got the accessory plug and use that for my GPS BUT its not switched...its a constant.
I wired my gloves and ligth bar in similar manners...fused at the battery but thru a relay for each one so that they operate when the key is on only and off when the key is off.

SOLD: 07 Black BA, 39mm FCRs, TPUSA stage 1 head, TPUSA 813 cams, TPUSA 10.8:1 pistons, TTP #3 igniter, Specialty Spares Long Cannons, Tsukayu Hard Bags. 82HP/55tq NEW: 19 Goldwing Tour DCT