Specification: *Detect item: All explosive gases leakage like hydrocarbon\alcohol\ether\ketene, etc. *Intensity of the leakage level *Rapid warm up time: Within 110s *Adjustable sensitivity (ultimate sensitivity: 5ppm) *Battery charge, rechargeable battery included, battery overheats and overcharge protected circuit. *Operate under 20V AC power source. *The flexible probe can easily access to any areas. *Response time: Instantaneous *Reset button on the probe handle *Continuous operation time: 4hours Packing information: *Power: 6V Ni-Mh rechargeable battery *Net weight: 613.5g *Size: 234x86x46mm *Packing style: Gift box *Q'ty per carton: 12pcs *Standard carton size: 52.5x45.5x34.0cm *G.W of the carton: 16.5kg