Electronic consumer electronics [i] ltd. Is the leading manufacturer and exporter of telecom and hi-tech electronic products. Electronic consumer electronics [i] ltd presents electro magnetic door lock. The cfs-1800f is a reliable, efficient. The cfs-1800f fingerprint door lock utilizes the fingerprint scanning technology, which is the most mature and tested type of biometric technology. The revolutionary cfs-1800f fingerprint door lock has an ansi unlisted grade one single tubular latch for easy installation on most existing doors with the 2-3/4 inch standard backset.