CoreParts 3.7V 1500mAh D.Grey, 1800 mAh, 3.7 V, Lithium-Ion (Li-Ion) CoreParts 3.7V 1500mAh D.Grey. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 1800 mAh, Purpose: Camera. Width: 145 mm, Depth: 22 mm, Height: 30 mm. Package width: 145 mm, Package depth: 80 mm, Package height: 30 mm