The Solaris™ FX multi-gas detector provides simultaneous detection of CO, O2, H2S and combustible gas. Features include a triple alarm system with high-intensity, high-visibility alarm lights, an audible alarm of over 100 dB, and a strong vibrating arm; backlighting; an alphanumeric message bar that displays commands in "plain English;" and a rechargeable lithium ion battery that offers 14+ hours of continuous run-time.