1.1 Description Dyson Replacement or Additional Click-in Screw-in li-ion Battery for V11 Cordless Stick Vacuums 25.2V 3Ah 1.2 Cell Model 21700 li-ion battery cell 7S1P 1.3 Typical Capacity 3000mAh 1.4 Typical Voltage 25.2V 1.5 End of Charge Voltage 29.4V 1.6 Charge Current 0.5C 1.7 Charging time 2-3 Hours 1.8 End discharge Voltage 17.5V 1.9 Wide compatibility Dyson V11 Absolute, V11 Absolute Plus, Dyson V11 Complete, Dyson V11 Fluffy Cordless Vacuum Cleaner. 2.0 Charging cycle more than 300 times 2.1 Over-discharge Voltage Protection cell 2.5V 2.2 Over-Current Discharge Protection YES 2.3 Short circuit protection YES 2.4 Dimension 179.6*82.6*99mm 2.5 Weight 0.67kg 2.6 Operation Temperature Range Charge 0~45 C, Discharge -20~60 C