0820-0004 : 2.0 volt 25Ah sealed lead cylindrical battery F450 Zoom although the part numbers are

although the part numbers are very similar)

KNB-22N : 7

X16-1005EA

IC-F20 (worldwide versions

CQ71-120EG

0820-0004 : 2.0 volt 25Ah sealed lead cylindrical battery F450 Zoom although the part numbers are0820 0004 : 2. 0 volt 25Ah sealed lead rechargeable cylindrical battery. Sealed construction patented starved electrolyte system. Long service life, rugged construction, extreme temperature performance, fast recharge, high discharge rates and low internal resistance. Design life of 15 years at 20C (68F) and UL recognized. Approved for shipping as non hazardous, non spillable and operates in any position. X ref part numbers: 0820 0004, BC CELL, BC CELL