Compact: Most compact in class due to short nose and slim grip handle. Light weight: Only 1.8kg. Performance: New 4-pole DC motor same as the GWS 18 V-LI. Premium Li-ion: Longer lifetime and runtime. Electronic Motor Protection (EMP) protects the motor against overload and ensures a long lifetime. 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. Comes with: L-Boxx or Carton. Batteries or Charger are NOT included. Collet capacity: 8mm. No-load speed: 22,000 rpm. Battery voltage: 18 V. Battery capacity: 3 Ah. Total Shipping Weight: 5kg.