A-Rival NAV-XEA35 DE . GPS Performance: Handheld/Fixed, Internal. Map: 2D, 3D. Display: 88.9 mm (3.5 "), 320 x 240 pixels, LCD. Memory: flash, microSD. Processor: 500 MHz. Weight & dimensions: 97 mm, 13 mm, 75 mm. Energy management: Lithium Polymer (LiPo). Operating system/software: maptrip 2.6 . Other features: SiRF Atlas V, USB, 12 - 24V