Bosch GBA 18V 5.0Ah Professional, Battery, Lithium-Ion (Li-Ion), 5 Ah, 18 V, Bosch, Black, Red Bosch GBA 18V 5.0Ah Professional. Product type: Battery, Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 5 Ah. Battery width: 7.4 cm, Battery depth: 11.5 cm, Battery height: 5.6 cm. Package width: 90 mm, Package depth: 140 mm, Package height: 70 mm