Our range of portable gas detector from Martek Marine can be used for personal monitoring in many environments both within shipping and outside of this sector. This is the first and only personal gas detection system with 3 years of battery life and up to 90 seconds of alarm each day. the robust design and long life battery means you never need to charge it or worry that the detector is not ready for the job. The unit also comes with a lifetime warranty and an IP68 rating for peace of mind. Detection of H2S, CO, O2, LEL with completely customisable alarm limits. Additional portable gas detectors will also be available in the JWII gas detection portfolio in the future.