Alkaline Battery Pack for Rino 610, 650 & 655tPart #: 010-11600-00Bring a spare pack along with you and make sure you&';ve got back-up power when and where you need it! Uses 4AA batteries (not included).WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Truck Freight: No Oversized: No