Battery Name:CS03XL, Battery Type: Li-polymerVoltage: 11.4V Capacity: 48WH ; Cells: 4-cell; Color: Black with Two Screwdrivers Compatible Mode: CS03XL Battery for HP Elitebook 745 G3; HP EliteBook 745 G4; HP EliteBook 755 G3; HP EliteBook 755 G4; HP EliteBook 840 G3; HP EliteBook 840 G4; HP EliteBook 850 G3; HP ZBook 15u G3; HP ZBook 15u G4; Compatible P/N: CS03 CSO3 CS03XL CSO3XL HSTNN-I33C-4 HSTNN-I33C-5 HSTNN-I41C-4 HSTNN-I41C-5 HSTNN-IB6Y HSTNN-UB6S 3ICP6/65/79 800231-141 800513-0 Quality and Certification:Our CS03XL Battery is highly compatible with the original HP CS03XL Battery HP Elitebook 840 G3 Battery replacement and meets CE/FCC/ROHS/UL certified standards. It is a brand-new product from the manufacturer and supports up to 1000 recharge cycles. What You Get: CS03XL Battery, 2 Screwdrivers, User Manual for HP Elitebook 840 G3 Battery. We offer a 60-day return policy. For assistance with the Elitebook 840 G3 Battery, please visit our product detail page