Checking signs

These signs can be used by authorities having checking power:
Police, Customs police, Military provost duty.
10 different texts with 8 or 11 characters can be saved int he memory of the signs depending on its type. The user can be choose the right text from the ten saved ones.
10 different texts can be written into its memory.
Technical parameters:
Dimensions: 980 x 180 x 180 mm
Character height:108 vagy 90 mm
Display color: blue, yellow, red
Voltage: 12, 24, 36, 48 Volt
Display Electricity consumption: max. 1 A