Black decker cordless blower vac black decker gwc3600l20 gb p this cordless blower vac from black decker gives you 2 tools in 1 with interchangeable nozzles for blowing and vacuuming the gwc3600l20 gb efficiently clears debris from hard surfaces and is perfect for tiding up flower beds with no risk of picking up stones and soil it has a lightweight design for optimal comfort and manoeuvrability p p as it is cordless there is no extension cable required and the 36 volt lithium ion batt