Garmin - Montana 750i

DIMENSION: 3.6" x 7.2" x 1.3" (9.19 x 18.30 x 3.27 cm)
TOUCHSCREEN: Yes
DISPLAY SIZE: 2.55"W x 4.25"H (6.48 x 10.80 cm); 5" diag (12.70 cm)
DISPLAY RESOLUTION: 480 x 800 pixels
DISPLAY TYPE: WVGA transflective, dual orientation
WEIGHT: 14.5 oz (410 g) with included lithium-ion battery pack
WATERPROOF: IPX7
BATTERY TYPE: rechargeable lithium-ion (included)
BATTERY LIFE:
GPS Mode: up to 18 hours
GPS Mode, 10 min Tracking: up to 18 hours
Expedition Mode: up to 330 hours
Expedition Mode, 30 min Tracking: up to 300 hours
MIL-STD-810: yes (thermal, shock, water, vibe)
INTERFACE: high speed micro USB and NMEA 0183 compatible
MEMORY/HISTORY: 16 GB (user space varies based on included mapping)