Enter the RYOBI 40-Volt System with the RYOBI 40-Volt HP Brushless 21 in. 40-Volt HP technology delivers more power than a 208cc gas snow blower, making this a true gas replacement throwing snow up to 35 ft. 40-Volt HP Technology combines brushless motors, advanced electronics and high performance lithium technology to deliver the power of gas without the maintenance and hassle. It can clear up to 19 car spaces with two 40-Volt 7.5Ah batteries, providing up to 40-minutes of runtime. As part of the WHISPER SERIES, our quietest range of products, this snow blower is 84% quieter than gas, making it perfect for use any time of day without disturbing others. With a clearing width of 21 in. And clearing depth of 13 in. This snow blower is ideal for large sidewalks and driveways. Subscribe to our Newsletter. RYOBI 40-Volt HP Brushless 21 in. Whisper Series Single-Stage Cordless Electric Snow Blower (Tool-Only). It also features a variable speed rubber/metal auger for thorough clearing and controlled snow throwing with a 180? Best of all, it is part of the RYOBI 40-Volt system where any 40-Volt battery works with.