VO1501 Features: ò original design for outdoor / sunlight readable open frame ò 1000nit high brightness ò -30~60¦C wide operation temp. ò Mercury free backlight technology ò Backlight MTBF100,000 hrs ò 3 years warranty. Display area 304.1 x 228.1 mm Aspect ratio 4 : 3 Resolution 1024 x 768 Pixel pitch 0.297(H) x 0.297(V) mm Brightness 1000 nit Contrast ratio 800 : 1 Display color 16.2 M View angle 160(R/L), 140(U/D) NTSC 65%. Power source 90~264 Vac DC power output 12V DC, 2sets. OSD 5 keys Video input VGA (DB-15) . Reliability Operation temp. -30~60 ¦C Storage temp. -40~65 ¦C Cold start temp. -30 ¦C Backlight MTBF 100,000 hrs .