Bosch GSA18V-LI Cordless Reciprocating Saw Features: Highest material removal rate and cutting performance in its class per battery charge Extremely robust and durable 4-pole high-performance motor for a long lifetime Compact design and low weight (only 2.3 kg) for comfortable working especially in tight spaces and overhead Unique Bosch Premium lithium-ion technology for 400% longer lifetime and unbeatable battery runtime Bosch Electronic Cell Protection (ECP): protects the battery against overload overheating and deep discharge Bosch Electronic Motor Protection (EMP) protects the motor against overload and ensures a long lifetime Practical battery charge level indicator: constantly shows how much energy is left in the battery Gear head can be rotated in 90 .