14AppendixAccessories andPacking ListTo obtain accessories for your SL40 please contactyour Garmin dealer.Help us better support you by completing our on-lineregistration form today! Registration ensures that youwill be notified of product updates and new productsand provides lost or stolen unit tracking. Please, havethe serial number of your SL40 handy, connect toour web site (www.garmin.com) and look for ourProduct Registration link on the home page.The SL40 display lens is coated with a special anti-reflective coating which is very sensitive to skin oils,waxes, and abrasive cleaners. It is very importantto clean the lens using an eyeglass cleaner that isspecified as safe for anti-reflective coatings (one suit-able product is Wal-Mart Lens Cleaner) and a clean,lint-free cloth.PerformanceTransmit Power: 8 watts Carrier Power (28 watts Input Power)Input Voltage Range: 10 to 40 VDCOperating Temperature Range: -20° to +55° CCertified TSO C37d (transmitting)Certified TSO C38d (receiving)Certified TSO C128 (Stuck Mic)PhysicalDimensions: 1.3” (H) x 6.25” (W) x 10.5” (D)Weight: 2 lbsSpecifications, Accessories, & Packing