GREEN VISION COMPANY LIMITED is a security installation company offering high standard security products with a 2 year warrant coupled with a free maintenance package. Our services range from: ELECTRIC FENCE 2.CCTV AND SENSORS 3.FIRE SUPPRESSION SYSTEM 4.AUTO GATE AND ALARM 5.LASER BEAM SOLUTION 6.TIME AND ATTENDANCE SOLUTION 7.PARKING MANAGEMENT SYSTEM 8.INFRARED BARRIERS 9.ROLLER SHUTTERS. We do have a offer of sensor system only at 1.5 million. Contact us through Mob: 0712435316 Fax: 0222666254 Email:benimlisaa@yahoo.com