Total Micro - Notebook battery - lithium ion - 9-cell - 8700 mAh - 97 Wh - for Dell Latitude E6440, E6540; Precision M2800

Takes lesser time to charge, compared to others Delivers 11.1 V DC to your compatible notebook, ensuring that your device is ready to use when needed Never run out of power and keep your notebook operational Rechargeable battery - Lasts longer on a single charge than its disposable counterparts