Generic Hp Pavilion DV4 Replacement Battery

This replacement HP Pavilion DV4 laptop battery is designed with the highest control standards; has internal circuit boards with smart chips ( Cell imbalance shut off protection, Thermal runaway protection, Overcharge shut off protection, Over discharge shut off protection, High/low temperature shut off protection ), and made from eco-friendly materials without lead or mercury. Every replacement HP laptop battery has Certified by CE, UL, ROHS, ISO9001/9002 and has passed through strict safety tests.