An assembly for use in a vehicle comprising: - a rechargeable battery for use in a vehicle, comprising: - a housing; - at least one guide means (3, 4) connected to the housing or integrated into the housing wherein the at least one guide means comprises a first and a second guide means (3, 4), wherein the battery is a beam-shaped battery, wherein the housing has a front wall, a rear wall and two side walls, and wherein the first and the second guide means are located in between the side walls, wherein the first guide means forms a first electrode of the battery and the second guide means forms a second electrode of the battery; wherein, in the mounted position of the battery in the vehicle the housing has an upper wall and a lower wall, characterized in that the at least one guide means (3, 4) is arranged on the lower wall of the housing; and in that the assembly comprises: - a first and second complementary guides (13, 14) complementary to the first and second guide means and supporting the battery, such that the battery can slide with the lower wall downward, into/out of the vehicle; wherein the first and second guide means of the battery supports on the first and second complementary guide. - a rechargeable battery for use in a vehicle, comprising: - a housing; - at least one guide means (3, 4) connected to the housing or integrated into the housing wherein the at least one guide means comprises a first and a second guide means (3, 4), wherein the battery is a beam-shaped battery, wherein the housing has a front wall, a rear wall and two side walls, and wherein the first and the second guide means are located in between the side walls, wherein the first guide means forms a first electrode of the battery and the second guide means forms a second electrode of the battery; wherein, in the mounted position of the battery in the vehicle the housing has an upper wall and a lower wall, characterized in that the at least one guide means (3, 4) is arranged on the lower wall of the housing; and in that the assembly comprises: - a first and second complementary guides (13, 14) complementary to the first and second guide means and supporting the battery, such that the battery can slide with the lower wall downward, into/out of the vehicle; wherein the first and second guide means of the battery supports on the first and second complementary guide. - a housing; - at least one guide means (3, 4) connected to the housing or integrated into the housing wherein the at least one guide means comprises a first and a second guide means (3, 4), wherein the battery is a beam-shaped battery, wherein the housing has a front wall, a rear wall and two side walls, and wherein the first and the second guide means are located in between the side walls, wherein the first guide means forms a first electrode of the battery and the second guide means forms a second electrode of the battery; wherein, in the mounted position of the battery in the vehicle the housing has an upper wall and a lower wall, characterized in that the at least one guide means (3, 4) is arranged on the lower wall of the housing; and in that the assembly comprises: - a first and second complementary guides (13, 14) complementary to the first and second guide means and supporting the battery, such that the battery can slide with the lower wall downward, into/out of the vehicle; wherein the first and second guide means of the battery supports on the first and second complementary guide. - a first and second complementary guides (13, 14) complementary to the first and second guide means and supporting the battery, such that the battery can slide with the lower wall downward, into/out of the vehicle; wherein the first and second guide means of the battery supports on the first and second complementary guide.