High Performance G-MAX 40V Lithium-Ion Battery delivers fade-free power with no memory loss after charging * Variable speed delivers wind speed up to 150 mph, perfect for cleaning debris and leaves off hard surface areas and patios * Additional speed control on Sweeper tip offers better sweeping and gathering capabilities * Lightweight robust design for user efficiency and ease of use * Tool Only: Compatible Only with G-MAX 40V Battery Models 29462 and 29472