Garmin GPSMAP 62St. Form factor: Handheld. Display diagonal: 66 mm (2.6 "), Display resolution: 160 x 240 pixels, Display: LCD. Compatible memory cards: microSD. Weight: 0.2601 kg, Width: 61 mm, Depth: 36 mm. Battery technology: Nickel–Metal Hydride (NiMH), Battery life (max): 20 h, Battery type: AA