PayPal: Add In Line Switch to cart $9.95Ea In-Line Switch PayPal: Add 1.8mm2 Twin core thin wire to cart 2 Core Twin sheath wire $1.95/M 1.84mm2  = 1.2mm dia. Core - TW20 Copper  Automotive 20 amp cable $1.95 / M Please note: Wire is not included with  the switch please buy the above twin  core cable.