The DEWALT DWH161 XR Universal Dust Extractor has a high-quality, washable HEPA filter capable of achieving 99.5% efficiency to ensure a safe and clean working environment. Suitable for use with all SDS Plus rotary hammers and many other tools. It has a lightweight, compact design and is fitted with an adjustable, padded shoulder strap for easy transportation around the worksite. The extractor continues to operate for 2 seconds after the tool trigger is released to ensure any debris is completely removed from the hose (when paired with Wireless Tool Control). Wireless Tool Control compatible. This allows the extractor to be wirelessly paired with another Wireless Tool Control enabled device for automatic activation and shut down via the app. Bare Unit - No Battery or Charger supplied. Supplied with 1 x 1m Flexible Anti-Static Hose, 1 x Adjustable Shoulder Strap, 1x Stepped Hose Adaptor, 1x Crevice Tool and 1 x Belt Hook. Specification Max. Airflow 9.1 L/sec Tank Capacity 0.21 litre Hose Length 1m Hose Diameter 31mm Weight 1.7kg