The HP CD03XL battery is a replacement laptop battery built for specific HP ProBook business laptops.
Battery Type: Rechargeable Lithium-ion (Li-ion)
Voltage: 11.4 Volts
Capacity: 48 Watt-hours (Wh) / 4212 Milliampere-hours (mAh)
Cell Count: Typically 3 or 4 cells