SKC Product Code: 210-5000NB SKC AirChek XR5000 Pump only, personal sample pump, (BATTERY PACK NOT INCLUDED, CHARGER NOT INCLUDED). When attached to an XR5000 High-Power Li-Ion pack (P85004) or a Standard Li-Ion pack (P85002), this pump is UL approvedfor intrinsic safety. When attached to an Alkaline pack (P75715), it is non-UL approved. Flow range: Constant flow 5-5,000 ml/min. (Low flows from 5-500 ml/min require a low flow adapter kit).