The GAL 18V-40 offers a modern design, which leads to a very high compactness. With its 4 A charging current it charges a GBA 18V 4.0 Ah battery up to 80% in only 48 minutes and a GBA 18V 2.0 Ah battery up to 80% within 24 minutes. This compact charger is part of the Bosch Professional 18V System and is 100% compatible with all Bosch Professional 18 V batteries. Additionally the GAL 18V-40 offers a wall-mounting option. Features Compact: Due to its modern design it is very compact With 4 A charging current it charges the GBA 18V 4.0 Ah battery up to 80% in only 48 minutes, GBA 18V 2.0 Ah up to 80% in 24 minutes Professional 18V System: 100% compatible with all Bosch Professional 18 V batteries Specifications Battery charging voltage: 14.4 – 18 V Charge current: 4 A Charg. time at bat. cap. 2.0 Ah (80%/100%) approx.: 24/35 min Charg. time at bat. cap. 3.0 Ah (80%/100%) approx.: 36/50 min Charg. time at bat. cap. 4.0 Ah (80%/100%) approx.: 48/65 min Charg. time at bat. cap. 5.0 Ah (80%/100%) approx.: 60/70 min Charg. time at bat. cap. 6.0 Ah (80%/100%) approx.: 72/95 min Charg. time ProCORE18V 4.0 Ah (80%/100%) approx.*: 48/65 min Charg. time ProCORE18V 8.0 Ah (80%/100%) approx.*: 113/124 min Charg. time ProCORE18V 12.0 Ah (80%/100%) approx.*: 162/172 min Weight: 0.55kg