This mower has a blade hub that spins at up to 7000 rpm to create a cushion of air to skim across the lawn. It comes with a powerful 10-amp eco-friendly electric motor and 3 rotating cutting blades. Great for sloped lawns and small yards. Price drops from $99 to $59.99 to $50.99 when you apply the coupon code "MEMDAY15OFF" at checkout. Shipping is free.