Inquiry (采购产品): Air Monitoring Device Features: Intrinically safe (explosion proof)- Rechargeable w/ internal batteries that will allow 8-10 hrs. of run time.- 4 gas monitoring (02,H2s, CO,LEL)-Capability for daily calibration bump testing(supply cal gas w/ instrument) - Internal pump.- LED read out of detectible gases.- Carry case & storage case.- 50ft and 25ft hose to sample spaces remotely.- Weather proof.- Environmental protection of internal sensors.- Replaceable sensors **** Hidden Message ***** Randy Kay 659 Tropicana Village Drive Moscow Mills, MO 63362 USA Company: Ralph Jones Contractors Title: SVP Phone: 3146020858 Fax: 6363669924 E-mail: rkay@ralphjones.biz **** Hidden Message ***** rkay@ralphjones.biz