DLH LI-ION 11.1V-4000mAh-44Wh. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 4000 mAh, Battery voltage: 11.1 V. Weight: 0.286 kg. Colour of product: Grey. Operating temperature range (T-T): 5 - 60 °C. Output power: 44 W