The RIDGID micro CD-100 combustible gas detector provides simple and fast readings to quickly identify the presence of combustible gases. The detector is designed to detect methane, propane, butane, ethanol, ammonia, hydrogen and many other combustible gases. The adjustable sensitivity settings allow for quick, precise leak locating even in low-levels and the Tri-Mode Detection gives the operator the flexibility to be alerted with a visual, audible or vibration alert, which can be adjusted for each environment.