Model 934 Nickel-Cadmium Battery.  Rechargeable, 12 VDC, 4 Amp-hours.  For use with ISCO GLS, 3700 & 6700 Series Portable Samplers and 4200 Series Flowmeters.  Recharge using one of these chargers:

• Model 961 Battery Charger.  For charging one battery at a time.  Order part number 603004059.
• Model 965 Five-Station Battery Charger.  For charging up to five batteries at a time.  Order part number 683000965.

This item has a lead time of 5-9 days