ALTAIR pump probe is designed according to your needs. It has a transparent cover so that the filter can be easily checked without tools, and the parts can be replaced quickly, which facilitates maintenance. In addition, it is compatible with our ALTAIR chargers. For users who sometimes need to use diffusion instruments, ALTAIR's pump probe is a perfect solution that makes it possible to take samples with a sample probe or sample hose up to 30 m. Thanks to its versatile design, the ALTAIR probe can be used with several different portable MSA gas detection instruments. Can handle drops of 3 m. Battery Rechargeable lithium-ion battery Sound alarm> 90 dB Visual alarm 2 very powerful LEDs at the top Weight 260 g II 2G Ex ia IIC T4 Gb Ta = -20 ° C to +50 ° C