GilAir Plus, DL to STP Upgrade (factory only) Back Catalog number: 811-0945-01-R Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 911-0501-NO-R Single Unit Charger w/ Power Adapter, USB Gilibrat Price on request 810-0103-02 GilAir-5 Programmable (ATEX), Pump only Price on request 783-0008-03-R Battery Pack, GilAir-3UL, ATEX, NiMH Price on request