VO1851 Features: original design for oOutdoor / sunlight readable Open frame 850nit high brightness -30~60óXC wide operation temperature Mercury free backlight technology Backlight MTBF100,000 hrs 3 years warranty. Display area 409.8 x 230.4 mm Aspect ratio 16 : 9 Resolution 1366 x 768 Pixel pitch 0.3(H) x 0.3(V) mm Contrast ratio 1000 : 1 Display color 16.7 M View angle 170(R/L), 160(U/D) NTSC 70%. I/O Interface Power source 90~264 Vac DC power output 12V DC, 2sets OSD 5 keys Video input VGA (DB-15) . Reliability Operation temp. -30~60 óXC Storage temp. -40~65 óXC Cold start temp. -30 óXC Backlight MTBF 100,000 hrs.