933321-855BU HP 3-cell lithium-ion battery, 50Wh capacity, 11.55V voltage, compatible with select HP EliteBook and ZBook models. 864319 50 Wh 3-cell lithium-ion battery, 50Wh capacity, 11.55V voltage, compatible with select HP EliteBook and ZBook models.Power your productivity with the HP Lithium-Ion 50Wh Battery, engineered to support a wide range of HP EliteBook and ZBook models. Offering remarkable reliability, this 3-cell battery features a voltage of 11.55V, practical capacity of 50Wh, and a robust 4330mAh, ensuring your device remains operational throughout your demanding workday. Its expected runtime of 2 to 4 hours allows seamless use between charges, meeting the dynamic needs of business professionals. Designed with sustainability in mind, this battery boasts a lifespan of 300-500 charge cycles, providing ample longevity for daily tasks. Recognized for its superior performance, HP's extensive quality assurance underlines their commitment to excellence in the laptop market. Rely on EET's expertise to supply this high-quality HP battery, providing you with authentic products and dedicated technical support.