Subtronics [india] pvt ltd has introduced its new range of pocket type table gas detector mp-21, which comes in an option of with and without probe. The mp-21 is designed for detection of various gases like lpg, cng, methane, ammonia and most toxic and combustible gases, etc. The specialties of this instrument are small size [fits in the pocket], robustness, compactness and less weight--only 120 gm. Also, it gives battery operation time for more than 10 hours on single charge. Mp-21 has confidence power on indicator, a low battery indicator and sounds an audio beep with flashing red led that calls for immediate attention of the user in case of gas leakage or various toxic or combustible gases. Its advanced digital circuit makes it more reliable and accurate and rechargeable batteries make its maintenance minimum.