The 53Wh CC03XL Laptop Battery is designed for HP EliteBook models such as the 830, 835, 840, and 845 G7/G8 series. It is a genuine OEM product that is 100% compatible with these models, providing reliable power for your laptop. With a manufacturer warranty of 3 years and a life cycle of 300-500, this battery ensures long-lasting performance. The Li-Ion battery has a voltage of 11.55V and a capacity of 53Wh, providing approximately 1.5-3 hours of operation time on a single charge. Free shipping within the USA and a certificate of FCC CE UL RoHS make this battery a safe and efficient choice for your laptop.