Number of Batteries: 1 Lithium ion batteries required. (included) Brand: Voltage: 7.6 Volts Battery Weight: 58 Grams Compatible Devices: Laptop, Notebook, Adapter, Tablet Battery typeLi-ion. Voltage: 7.6V. Capacity: 32Wh 4013mAh. Compatible Part Number0JV6J 8NWF3 PGYK5 OJV6J. Replacement For LaptopDell Inspiron 3179 3180 3162 3164 3168 Series Notebook. ConnectorBefore placing your order,Please refer to the picture and check it.Because the products produced by different factories will have differences, such as size, cable length, interface, etc. Use SkillsIf the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected.Discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.