DLH LI-ION 11.1V-7800mAh-87Wh GRAY XL. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 7800 mAh, Battery voltage: 11.1 V. Weight: 0.498 kg. Colour of product: Black. Operating temperature range (T-T): 5 - 60 °C. Output power: 87 W