In 2009, the National Commission on Teaching and America's Future reported that in 18 states, including Connecticut, more than an half of the public school teachers were 50 or older, with the average teacher retirement age that year at 59.
Leaf blowers are available in cordless, gas, and electric-powered models. Cordless Featuring rechargeable batteries, cordless models are ideal for use in tight spaces where you need freedom to move or for small yards.
All ECMs are variable-speed motors. However, not all variable-speed motors are ECMs. ECM blowers include a control circuit that adjusts the blower speed to compensate for increased static pressure (which can occur, for example, when dust builds up on the filter).