Pack 3 ALTAIR 4XR. Sensors XCell LEL, O2, CO y H2S .Glow-in-the-dark case+10152668 PUMP PROBE ALTAIR+10045035 CALIBRATION GAS RP 58L, LEL O2 CO H2S (58 15 60 20)+10047370 SAMPLING LINE FOR USE WITH THE UNIVERSAL PUMP