ideal size/performance ratio thanks to 30 nm torque (hard screws) and no-load speed of 0 -1,300 rpm compact shape for optimum manoeuvrability, especially for working at heights and in tight areas no risk of overcharge/overheating/full discharge thanks to electronic cell protection professional 12 v system. compact performance. total freedom. all batteries are compatible with new and existing bosch professional tools in the same voltage class. delivered with: gsr 12v-15