Rechargeable Lithium Battery For iRobot Roomba E5 J9+ J8+ i8+ i3 i4 i7+ i8 E6 7550 ABL-F Sweeping Robot Battery 4460mAh

Remember kindly: You need professional technology to change the built-in phone battery. We recommend that you go to a mobile phone repair shop to install it.

Battery Type: ABL-F Battery capacity: 4460mAh Voltage limit: 16.6DVC Compatible with:For iRobot Roomba E5 J9+ J8+ i8+ i3 i4 i7+ i8 E6 7550 Battery Country of Origin: China Packing specification: Bulk

Important: New Lithium Ion batteries must be FULLY CHARGED and FULLY DISCHARGED 2 to 3 times, before being FULLY CONDITIONED. Please remember that a new Lithium-Ion battery's full performance and longevity is only achieved after 2 to 3 complete charge and discharge cycles.