4.3 IN. DIAG TOUCHSCREEN; 4.9 IN W X 3.1 IN H X 0.7 IN D; EXTERNAL DIMENSIONS 4.9 IN W X .7 IN D X 3.1 IN H;DISPLAY TYPE WQVGA COLOR TFT WITH WHITE BACKLIGHT;BATTERY LIFE 2 HOURS;PRELOADED MAPS;LIFETIME MAP UPDATES;MEMORY IS BUILT-IN INTERNAL SOLID STATE;ACCEPTS MICROSD CARDS