Used Altair 4X (EX-OX-CO-H2S) hand-held gas detector with battery charger, in good condition, for personal monitoring. The instrument is regularized and used both by the Disaster Management and MOL companies! Parameters: - 6m drop test - Ip 67 protection - 1/2 year warranty - operating temperature between +50°C and -20°C - daily Bump test option
