Product reference : #BLD-16611 Battery laptop dell inspiron 17r (7720) Chemistry : Lithium-Ion Capacity : 4400 mAh Voltage : 11.1 V Color : Noir Series : dell inspiron Subseries : inspiron-17 Batteriedeportable is a trusted French website with 18 years of experience in batteries and chargers.
For all battery the difference of 2 volts in the voltage is negligible. The compatibility with your old Battery laptop dell inspiron 17r (7720) is therefore ensured.
Manufacturers references registered on your battery laptop dell inspiron 17r (7720)