450 SINGLE-GAS MONITOR
AIM Safe-Air Products: Features optional vibrating alarm system. May be used in any noisy environments where an alert buzzer may not be heard. The 450 monitor weighs less than six ounces and features an electrochemical sensor, a snap-on cal hood, an optional sample hand pump, a two-year standard warranty, and optional extended warranty.
(800) 275-4246.
