This Gerbing wireless remote pairs with Gerbing';s Wireless Ready Dual Temp Controller to allow for the ultimate warming experience. No more looking for knobs in your pocket! The Wireless Remote gives you the flexibility to mount it nearly anywhere and control the heat of your Gerbing gear easier than ever. Wireless Remote Features:Easy to use temperature controlCompatible with Gerbing';s Wireless Ready 12V Dual Temp Controller (Required and Sold Separately)Dial in your level of comfortDigital controllers ensure that your heated clothing uses only as much power as requestedCR2032 lithium battery pre-installed (user replaceable)Remains paired after initial pairing