BTI 3HWPP-BTI 4-Cell 15.2V 4250mAh Li-lon Replacement Battery for Dell

Replacement BTI 3HWPP-BTI 4-Cell Li-lon battery (4250mAh, 15.20 V) engineered for compatible Dell notebooks. This proprietary-size battery serves as a handy spare, giving you extra peace of mind when you’re away from a power outlet. Instead of making trips to the store, simply recharge this unit to get back to work quickly. Its compact, lightweight design is smaller and lighter than many other rechargeable batteries, making it especially well suited for portable devices. The 15.20 V output delivers a consistent, uninterrupted power supply to your notebook.