Truck sat nav display size inches 43 inches map update lifetime extra function points of interest poi resolution of main display 480 x 272 pixel display lane assist commands manual input touchscreen guidance system intelligent route planner voice output street name announcement tts text to speech series snooper truckmate memory types internal memory micro sdhc connections usb battery lithium ion dimensions hxwxd 135 x 82 x 13 mm weight 135