Alarm Lock Systems Inc.
Alarm Lock Systems' models 700x28 and 250x28 weatherproof, electronic, alarmed panic locks are now suitable for outdoor and indoor use. Operating temperatures range from –20 to 140 degrees Fahrenheit. The deadbolt and deadlatch meet re-latching requirements, and the dual-tone siren sounds at 99 db. Features also include a changeable two-minute alarm cutoff and manual reset. The products are powered with a long-life, sealed 9-volt DC alkaline battery pack. Typically, the batteries will last one year on standby.