RKI Instruments / Riken Keiki Gas Tracer, 4 sensors, PPM CH4 / LEL / % volume CH4 / O2 with 100-240 VAC charger and Li-ion battery pack (alkaline pack not included) Instrument Price Includes 10’ hose, probe, and Quick Reference Card. The battery and charger (if applicable) option selected above is also included., part number: 72-0291-65-C / RKI Instruments / Riken Keiki Gas Tracer, 4 sensors, PPM CH4 / LEL / % volume CH4 / O2 với 100-240 VAC bộ sạc và Li-ion bộ pin (alkaline pack not included) Instrument Price bao gồm 10’ ống mềm, đầu dò, và Quick Reference Card. The pin và bộ sạc (if applicable) option selected above is also included., mã hàng hóa: 72-0291-65-C