P4.75 monochrome indoor led message board SMDMM4.75

Show time and date alternating, or simultaneously.
Long life > 10 years.
Low maintenance cost.
Low energy consumption.
Multi-character fonts. (serif, sans serif, upper/lower case, wide, double wide, shadowing, international)
Variable font sizes 
Many special effects (e. G. Roll, rotate, sparkle, twinkle, interlock, wipe, scroll, snow, up/down/in/out/left/right etc. ) 
Wireless Remote Controller, PC software, serial data cable & mounting brackets included.
Power Supply: 100~240V 50Hz
Serial Interface: RS232 or RS485. Optional SMS, TCP/IP, Wireless RF
Multidrop networking - up to 255 displays
Memory: 512K 
Pixel Pitch: 4.75mm
Pixel Size: 5mm
Available in the following colours:
Red, green, blue, amber.