The black and decker gwc3600l20 cordless blower vac is a 2 in 1 tool with 2 interchangeable nozzles for blowing and vacuuming mode the efficient design easily clears debris from hard surfaces and its 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 in use the blower vac is cordless so there is no extension cable required and the power of its 36 volt lithium ion battery provides longer battery life yea