An ideal single channel gasoline fume detector, the M-1 features high-tech styling, compact size, circuitry Test and alarm horn Mute functions.

The power on indicator lamp automatically increases in brightness during daylight and softens at night.

The M-1 package includes a standard two-inch display unit with gasoline sensor and twenty feet of plug-together lead. In addition to gas fumes, the M-1 can also detect high concentrations of battery hydrogen or engine exhaust.