This handy air sampler works on mains as well as on rechargeable battery and makes it portable air sampler. This is useful for collecting air samples for air quality monitoring. This is ideal as a indoor air quality monitoring equipment. It consists of Pump, Digital timer, Rotameter ( 0 – 5 LPM ) & flow controller with provision for holding sampling devices in a compact SS case. Operates on SMP Rechargeable Lead Acid Battery. Chemical substances dispersed in the work atmosphere as Gases, Vapors, and Aerosols when absorbed, may lead to various adverse health effects. The Handy Sampler is used for the evaluation of the levels of pollutants.