The HP Battery 3C 50Wh 4.33Ah, part number 932823-2B1, is a lithium-ion spare battery for HP notebooks. It can replace the installed battery when it needs changing.
Its energy capacity is 50 Wh, charge capacity 4.33 Ah (4330 mAh), and listed voltage 11.55 V. Together, these specifications identify this particular 3C battery variant when selecting a replacement.
Install it in a compatible HP notebook to power the device while working away from a mains connection.