... maintenance-free,dust-proof, water-proof, Anti-riot function Long life CE,CCC,CB Model:LBM-L6000SpecificationTouch TechnologyInfrared ... (maintenance-free, dust-proof, water-proof, Anti-riot function, And the service life more than 7 years.)Display15 ... without failure; resolution :4096*4096Optional ComponentComputer machine, Card reader, barcode reader, metal keyboard, micro printer, fingerprint ...